Owner's manual

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Black plate (1,1)
Silverado/Sierra Hybrid - 2011
2011 Silverado/Sierra Hybrid M
In Brief . . . . . . . . . . . . . . . . . . . . . . . . 1-1
Initial Drive Information . . . . . . . . 1-1
Hybrid Features . . . . . . . . . . . . . . . 1-2
Seats and Restraints . . . . . . . . . 3-1
Rear Seats . . . . . . . . . . . . . . . . . . . . 3-1
Airbag System . . . . . . . . . . . . . . . . . 3-1
Storage . . . . . . . . . . . . . . . . . . . . . . . 4-1
Additional Storage Features . . . 4-1
Instruments and Controls . . . . 5-1
Warning Lights, Gauges, and
Indicators . . . . . . . . . . . . . . . . . . . . 5-2
Information Displays . . . . . . . . . . 5-11
Vehicle Messages . . . . . . . . . . . . 5-11
Infotainment System . . . . . . . . . 7-1
Introduction . . . . . . . . . . . . . . . . . . . . 7-1
Climate Controls . . . . . . . . . . . . . 8-1
Climate Control Systems . . . . . . 8-1
Driving and Operating . . . . . . . . 9-1
Driving Information . . . . . . . . . . . . . 9-1
Starting and Operating . . . . . . . . . 9-2
Engine Exhaust . . . . . . . . . . . . . . . . 9-4
Automatic Transmission . . . . . . . 9-5
Brakes . . . . . . . . . . . . . . . . . . . . . . . . . 9-8
Towing . . . . . . . . . . . . . . . . . . . . . . . . . 9-9
Vehicle Care . . . . . . . . . . . . . . . . . 10-1
Vehicle Checks . . . . . . . . . . . . . . . 10-2
Electrical System . . . . . . . . . . . . 10-13
Jump Starting . . . . . . . . . . . . . . . 10-15
Towing . . . . . . . . . . . . . . . . . . . . . . 10-19
Appearance Care . . . . . . . . . . . 10-24
Service and Maintenance . . . 11-1
Recommended Fluids,
Lubricants, and Parts . . . . . . . 11-2
Technical Data . . . . . . . . . . . . . . . 12-1
Vehicle Data . . . . . . . . . . . . . . . . . . 12-2
Index . . . . . . . . . . . . . . . . . . . . . i-1

Summary of content (80 pages)

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Silverado/Sierra Hybrid - 2011 Black plate (1,1) 2011 Silverado/Sierra Hybrid M In Brief . . . . . . . . . . . . . . . . . . . . . . . . 1-1 Initial Drive Information . . . . . . . . 1-1 Hybrid Features . . . . . . . . . . . . . . . 1-2 Seats and Restraints . . . . . . . . . 3-1 Rear Seats . . . . . . . . . . . . . . . . . . . . 3-1 Airbag System . . . . . . . . . . . . . . . . . 3-1 Storage . . . . . . . . . . . . . . . . . . . . . . . 4-1 Additional Storage Features . . . 4-1 Instruments and Controls .
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Silverado/Sierra Hybrid - 2011 ii Black plate (2,1) Introduction The names, logos, emblems, slogans, vehicle model names, and vehicle body designs appearing in this manual including, but not limited to, GM, the GM logo, CHEVROLET, GMC, the CHEVROLET and GMC Truck Emblems, SILVERADO, Z71, and SIERRA are trademarks and/or service marks of General Motors LLC, its subsidiaries, affiliates, or licensors.
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Silverado/Sierra Hybrid - 2011 Black plate (1,1) In Brief In Brief Initial Drive Information Transmission . . . . . . . . . . . . . . . . . . 1-1 Hybrid Features Initial Drive Information Transmission Range Selection Mode High Voltage Safety Information . . . . . . . . . . . . . . . . . . 1-2 Fuel Economy Gauge . . . . . . . . . 1-2 Automatic Engine Start/Stop Feature . . . . . . . . . . . . . . . . . . . . . . 1-3 Regenerative Braking . . . . . . . . . 1-4 Battery . . . . . . . . . . . . . . . . . .
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Silverado/Sierra Hybrid - 2011 1-2 Black plate (2,1) In Brief Hybrid Features Fuel Economy Gauge High Voltage Safety Information This vehicle has a standard 12-volt battery and a high voltage hybrid battery. Only a trained service technician with the proper knowledge and tools should inspect, test, or replace the hybrid battery. See your dealer if the hybrid battery needs service. The 12-volt battery cables, in the engine compartment, are clearly labeled.
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Silverado/Sierra Hybrid - 2011 Black plate (3,1) In Brief Automatic Engine Start/ Stop Feature Start the engine as you would any other engine. See “Starting the Engine” in the owner manual for more information on starting. The hybrid system provides very quiet engine starting. If pulling a trailer with trailer brakes, see Trailer Towing on page 9‑9 for more information. Auto Stop The vehicle has an Auto Stop feature.
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Silverado/Sierra Hybrid - 2011 1-4 Black plate (4,1) In Brief Regenerative Braking Battery Service Regenerative braking enables the electric drive motor to operate as a generator when coasting or braking. Energy from the moving vehicle recharges the hybrid battery. This vehicle has a standard 12-volt battery and a high voltage hybrid battery. When a new standard 12-volt battery is needed, see your dealer for one that has the replacement number shown on the original battery's label.
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Silverado/Sierra Hybrid - 2011 Black plate (1,1) Seats and Restraints Seats and Restraints Rear Seats Rear Seats . . . . . . . . . . . . . . . . . . . . 3-1 Airbag System Replacing Airbag System Parts After a Crash . . . . . . . . . . . . . . . . 3-1 3-1 Rear Seats Airbag System Folding Rear Seat Replacing Airbag System Parts After a Crash Notice: Folding a rear seat with the safety belts still fastened may cause damage to the seat or the safety belts.
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Silverado/Sierra Hybrid - 2011 3-2 Black plate (2,1) Seats and Restraints 2 NOTES
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Silverado/Sierra Hybrid - 2011 Black plate (1,1) Storage Storage Additional Storage Features Tonneau Cover (Hard Tonneau) . . . . . . . . . . . . . . . . . . . . 4-1 Tonneau Cover (Soft Tonneau) . . . . . . . . . . . . . . . . . . . . 4-6 4-1 Additional Storage Features Tonneau Cover (Hard Tonneau) Installing the Cover { CAUTION An improperly stored cargo cover could be thrown about the vehicle during a collision or sudden maneuver. Someone could be injured.
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Silverado/Sierra Hybrid - 2011 4-2 Black plate (2,1) Storage 4. Tilt the clamp assembly so that the locator is in the slot, pull down on the assembly, and slide the clamp under the edge of the inner lip of the bed rail. 5. Pull the handle toward the rear of the truck to engage the clamp. Make sure the locator is secure into the slot (A). If unable to completely engage clamp, see the tightening and loosening procedures later in this section. 6. The clamp should be securely engaged.
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Silverado/Sierra Hybrid - 2011 Black plate (3,1) Storage 4-3 Closing the Cover 1. Release both the retention straps located on the top of the cover behind the cab and press into the stored position. 2. Unfold the tonneau cover to the closed position. 3. Lower the rear set of clamp assemblies from the stored position. 4. Tilt the clamp assembly so that the locator is in the slot, pull down on the assembly, and slide the clamp under the edge of the inner lip on the bed rail. 5.
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Silverado/Sierra Hybrid - 2011 4-4 Black plate (4,1) Storage Opening the Tonneau Cover 1. Turn both of the rear handles inward to release compression. 5. Turn the handle assembly and clamp assembly bolt sideways (A) into the slot of the retention feature (B). 2. Pull the clamp down and turn the assemblies to disengage them from the lip of the pickup box. 3. Open the cover to expose the handles. 6. The handle should lie flat on the panel with the handles facing inward. Press firmly to secure.
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Silverado/Sierra Hybrid - 2011 Black plate (5,1) Storage Removing the Tonneau Cover 1. Open the cover by following the procedure described previously, under “Opening the Tonneau Cover”. 4-5 4. Pull the clamp down and turn the assembly to disengage it from the lip of the truck box. 5. Turn the cover to expose the handles. 8. The handle should lie flat on the panel with the handles facing inward. Press firmly to secure. 9. Remove the tonneau cover from the vehicle. 2.
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Silverado/Sierra Hybrid - 2011 4-6 Black plate (6,1) Storage Tightening the Clamp 1. Push the handle forward to release it from the clamped position. 2. Disengage the clamp from the inner edge of the bed rail and slide the assembly inward. 3. Adjust the clamp height on the bolt by turning the entire clamp assembly counter-clockwise. 4. Attach the clamps as indicated in steps 4 and 5 of Installing the Cover. Loosening the Clamp 1. Return the handle to the fully disengaged position. 2.
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Silverado/Sierra Hybrid - 2011 Black plate (7,1) Storage Clamp Installation 3. Align the front edge of the side rail with the front inside edge of pickup box. 2. Position the grooves of the clamps on the side rails (A) using the center groove (B). 1. Position three outer clamps (A), on each side rail. The positions on the siderails are marked CLAMP.
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Silverado/Sierra Hybrid - 2011 4-8 3. Black plate (8,1) Storage If the pickup box has molded bed rail protectors (A), remove the insert (C) from the outer groove on the clamp, and position the clamp on the side rail (B) using the outer groove (D). 4. Slide the inner clamp (B) into the outer clamp (A). 5. Turn the latch (C) onto the outer clamp. 6. Tighten the clamp by turning the latch (C) toward the side rail. Make sure there is no gap between the rubber clamp pad and the side rail. 7.
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Silverado/Sierra Hybrid - 2011 Black plate (9,1) Storage Cover Installation 9. Remove the paper from the provided clear tape strip and apply to the painted surface below the pull strap. Adjustment If there is excessive sideways movement of the crossrails, move and re-install the clamps on the loose areas using the inner groove of the clamp. 1. Place the cover assembly into the front pivot mounts firmly against the adjustment screws. 2.
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Silverado/Sierra Hybrid - 2011 4-10 Black plate (10,1) Storage pickup box. If additional clearance is required, remove the clamp closest to the interference. Remove the orange strip to allow access to the outer slot of the upper clamp. Reinstall the clamp using the outer groove of the upper clamp. If bows are too loose, adjust the clamp closest to the bow with the excessive clearance to the inner groove of the upper clamp. 3. Loosen the wing bolt (A), then slide the latch outboard into the side rail.
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Silverado/Sierra Hybrid - 2011 Black plate (11,1) Storage 6. Secure the driver side Velcro® of the cover to the side rail. Then pull the cover tight across the bed and fasten the Velcro® on the passenger side. 5. When the cover is rolled out, place the rear rail into the rear pivot mounts. Firmly press down on each side of the cover, until the latches are secured into the side rails. If latch is too tight, loosen the tension adjustment screws.
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Silverado/Sierra Hybrid - 2011 4-12 Black plate (12,1) Storage Adjustment Removal 1. Secure the cover (A) into the open position. 2. Loosen wing bolts (B) on both driver and passenger side of front rail, then slide latches inboard until released from the side rail. 3. Pick the cover assembly up on the driver side and pull the whole assembly off the truck box. 1. If the cover is too loose, turn the tensioning screw clockwise to tighten the tension of the vinyl.
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Silverado/Sierra Hybrid - 2011 Black plate (1,1) Instruments and Controls Instruments and Controls Warning Lights, Gauges, and Indicators Instrument Cluster . . . . . . . . . . . . Tachometer . . . . . . . . . . . . . . . . . . . Fuel Gauge . . . . . . . . . . . . . . . . . . . Fuel Economy Gauge . . . . . . . . . Engine Oil Pressure Gauge . . . 5-2 5-3 5-3 5-4 5-5 Engine Coolant Temperature Gauge . . . . . . . . . . . . . . . . . . . . . . . 5-7 Charging System Light . . . . . . . .
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Silverado/Sierra Hybrid - 2011 5-2 Black plate (2,1) Instruments and Controls Warning Lights, Gauges, and Indicators Instrument Cluster English version shown, Metric similar
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Silverado/Sierra Hybrid - 2011 Black plate (3,1) Instruments and Controls Tachometer 5-3 When the engine is on, the tachometer indicator shows the engine's revolutions per minute (rpm). Fuel Gauge English English Version shown, Metric similar When the gas engine is off and the key is in the ON/RUN position, the position of the tachometer indicator shows the state of the vehicle: .
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Silverado/Sierra Hybrid - 2011 5-4 Instruments and Controls Listed are four situations that may occur with the fuel gauge, none of these indicate a problem: . At the gas station, the fuel pump shuts off before the gauge reads F (full). . It takes a little more or less fuel to fill up than the fuel gauge indicated. For example, the gauge may have indicated the tank was half full, but it actually took a little more or less than half the tank's capacity to fill the tank. . .
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Silverado/Sierra Hybrid - 2011 Black plate (5,1) Instruments and Controls White Zones: Decreased fuel efficiency driving behavior makes the indicator display in the two white zones. The indicator in the white zone on the left side of the gauge indicates decreased fuel efficiency with a large amount of decelerations. The indicator in the white zone on the right side of the gauge indicates decreased fuel efficiency with a large amount of accelerations.
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Silverado/Sierra Hybrid - 2011 5-6 Black plate (6,1) Instruments and Controls Oil pressure should be 200 to 550 kPa (29 to 80 psi). In certain situations, such as long extended idles on hot days, it could read as low as 105 kPa (15 psi) and still be considered normal. A reading in the low pressure zone may be caused by a dangerously low oil level or some other problem causing low oil pressure. Check the oil as soon as possible. { WARNING Do not keep driving if the oil pressure is low.
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Silverado/Sierra Hybrid - 2011 Black plate (7,1) Instruments and Controls Engine Coolant Temperature Gauge Charging System Light English Metric 5-7 This gauge shows the engine coolant temperature. It also provides an indicator of how hard the vehicle is working. During a majority of the operation, the gauge reads 100°C (210°F) or less. If a load is being pulled or going up hills, it is normal for the temperature to fluctuate and go over the 113°C (235°F) mark.
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Silverado/Sierra Hybrid - 2011 5-8 Black plate (8,1) Instruments and Controls Have it checked right away. If a short distance must be driven with the light on, be certain to turn off all the accessories. If the warning light comes on and a chime sounds there could be a brake problem. Have the brake system inspected right away. Brake System Warning Light This light also comes on due to low brake fluid. See the owner manual for more information.
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Silverado/Sierra Hybrid - 2011 Black plate (9,1) Instruments and Controls Antilock Brake System (ABS) Warning Light For vehicles with the Antilock Brake System (ABS), this light comes on briefly when the engine is in ON/RUN. That is normal. If the light does not come on then, have it fixed so it will be ready to warn if there is a problem. If the ABS light stays on, turn the ignition off, if the light comes on while driving, stop as soon as it is safely possible and turn the ignition off.
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Silverado/Sierra Hybrid - 2011 5-10 Black plate (10,1) Instruments and Controls If the light comes on and stays on while driving, there could be a problem with the StabiliTrak system and the vehicle might need service. When this warning light is on, the StabiliTrak system is off and does not limit wheel spin. The light flashes if the system is active and is working to assist the driver with directional control of the vehicle in difficult driving conditions. See the owner manual for more information.
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Silverado/Sierra Hybrid - 2011 Black plate (11,1) Instruments and Controls Information Displays Driver Information Center (DIC) Trip/Fuel Menu Items Press the trip/fuel button to display the Trip/Fuel Menu items. For more items see “Driver Information Center (DIC)” in the owner manual. the state of the battery. The battery voltage may fluctuate when viewing this information on the DIC. This is normal. See “Charging System Light” in the owner manual for more information.
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Silverado/Sierra Hybrid - 2011 5-12 Black plate (12,1) Instruments and Controls Battery Voltage and Charging Messages SERVICE BATTERY CHARGING SYSTEM If the 12V battery system faults or fails this message will appear on the DIC. The battery/charging system light will appear in the instrument panel cluster. See “Battery Warning Light” in the owner manual. Driving with this message on could drain the battery. Have the electrical system checked as soon as possible.
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Silverado/Sierra Hybrid - 2011 Black plate (1,1) Infotainment System Infotainment System Introduction For vehicles with a navigation radio system, see the Navigation System manual for more information. Introduction Introduction . . . . . . . . . . . . . . . . . . . 7-1 The display shows: . Auto Stop . Battery Charging . Engine Idle . 2‐Wheel and 4‐Wheel Drive Modes for: ‐ Engine Power ‐ Battery Power ‐ Hybrid Power To view the hybrid screen, press the MENU button on the radio.
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Silverado/Sierra Hybrid - 2011 7-2 Black plate (2,1) Infotainment System 2 NOTES
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Silverado/Sierra Hybrid - 2011 Black plate (1,1) Climate Controls Climate Controls Climate Control Systems Climate Control Systems For more information on the vehicle's climate control system, see “Climate Control System” in the owner manual. Climate Control Systems . . . . . . 8-1 Electric Air Conditioning Compressor This hybrid vehicle has an electrically powered air conditioning compressor.
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Silverado/Sierra Hybrid - 2011 8-2 Black plate (2,1) Climate Controls 2 NOTES
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Silverado/Sierra Hybrid - 2011 Black plate (1,1) Driving and Operating Driving and Operating Automatic Transmission Automatic Transmission . . . . . . . 9-5 Manual Mode . . . . . . . . . . . . . . . . . 9-7 Brakes Driving Information Steering . . . . . . . . . . . . . . . . . . . . . . . 9-1 Starting and Operating Starting the Vehicle . . . . . . . . . . . 9-2 Engine Coolant Heater . . . . . . . . 9-3 Engine Exhaust Running the Vehicle While Parked . . . . . . . . . . . . . . . . . . . . . .
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Silverado/Sierra Hybrid - 2011 9-2 Black plate (2,1) Driving and Operating Starting and Operating Starting the Vehicle { WARNING Exiting the vehicle, without first shifting into P (Park), may cause the vehicle to move, and you or others can be seriously injured. Because the vehicle has the Automatic Engine Start/Stop feature, the vehicle’s engine might seem to be shut off when you come to a complete stop. However, once the brake pedal is released, the vehicle can move.
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Silverado/Sierra Hybrid - 2011 Black plate (3,1) Driving and Operating indicates AUTO STOP, the hybrid system is on, the engine is not running, but may Auto Start at any time without notice. See Tachometer on page 5‑3 for more information. A chime will sound if the driver door is opened while in Auto Stop as a reminder that the ignition switch is not in the LOCK/OFF position. Always turn the ignition switch to LOCK/OFF and remove the key from the ignition switch when exiting the vehicle.
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Silverado/Sierra Hybrid - 2011 9-4 Black plate (4,1) Driving and Operating Using the Engine Coolant Heater 1. Turn off the engine. 2. Open the hood and unwrap the electrical cord. The cord is secured to a wiring harness between the engine and the Hybrid Auxiliary Underhood Fuse Block with a clip. Carefully remove the wire tie which secures the electrical cord. Do not cut the electrical cord. 3. Plug the cord into a normal, grounded 110-volt AC outlet.
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Silverado/Sierra Hybrid - 2011 Black plate (5,1) Driving and Operating WARNING (Continued) Shift to P (Park) and turn the ignition to LOCK/OFF, before exiting the vehicle. Follow the proper steps to be sure the vehicle will not move. See “Shifting Into Park” in the owner manual for more information. Automatic Transmission The vehicle has an electronic shift position indicator within the instrument panel cluster. There are several different positions for the shift lever.
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Silverado/Sierra Hybrid - 2011 9-6 Black plate (6,1) Driving and Operating { WARNING If you have Four-Wheel Drive, the vehicle will be free to roll — even if the shift lever is in P (Park) — if the transfer case is in Neutral. So, be sure the transfer case is in a drive gear, Two-Wheel Drive High or Four-Wheel Drive High or Four-Wheel Drive Low — not in Neutral. See “Shifting Into Park” in the owner manual. R (Reverse): Use this gear to back up.
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Silverado/Sierra Hybrid - 2011 Black plate (7,1) Driving and Operating Downshifting the transmission in slippery road conditions could result in skidding. See “Skidding” under “Loss of Control” in the owner manual for more information. When temperatures are very cold, the transmission's gear shifting may be delayed, providing more stable shifts until the engine warms up. Shifts may be more noticeable with a cold transmission. This difference in shifting is normal.
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Silverado/Sierra Hybrid - 2011 9-8 Black plate (8,1) Driving and Operating A number displays next to the M, indicating the current gear that has been selected. The number displayed in the gear indicator is the highest gear that can be used. The vehicle can automatically shift to lower gears as it adjusts to driving conditions. When 3 (Third) is selected, 1 (First) through 3 (Third) gears are automatically shifted by the vehicle, but 4 (Fourth) cannot be used until it is selected.
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Silverado/Sierra Hybrid - 2011 Black plate (9,1) Driving and Operating Because the controller applies the hydraulic brakes through its high pressure accumulator, you may occasionally hear the motor driven pump when it recharges the system. This is normal. In the event of a controller problem, the brake pedal may be harder to push and the stopping distance may be longer. Towing General Towing Information Consult your dealer or a professional towing service if the disabled vehicle needs to be towed.
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Silverado/Sierra Hybrid - 2011 9-10 Black plate (10,1) Driving and Operating Use the following charts to determine how much the vehicle can weigh, based upon the vehicle model and options. Axle Ratio Maximum Trailer Weight GCWR* 2WD 6.0 L V8 Vehicle 3.08 2 767 kg (6,100 lbs) 5 443 kg (12,000 lbs) 4WD 6.0 L V8 3.
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Silverado/Sierra Hybrid - 2011 Black plate (1,1) Vehicle Care Vehicle Care Vehicle Checks Doing Your Own Service Work . . . . . . . . . . . . . . . 10-2 Engine Compartment Overview . . . . . . . . . . . . . . . . . . . 10-4 Automatic Transmission Fluid . . . . . . . . . . . . . . . . . . . . . . . 10-5 Drive Motor/Generator Control Module (DMCM) Coolant Surge Tank Pressure Cap . . . . . . . . . . . . . . 10-8 Drive Motor/Generator Control Module (DMCM) Cooling System . . . . . . . . . . . . . . . . . .
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Silverado/Sierra Hybrid - 2011 10-2 Black plate (2,1) Vehicle Care Vehicle Checks Doing Your Own Service Work { WARNING Never try to do your own service on hybrid components. You can be injured and the vehicle can be damaged if you try to do your own service work. Service and repair of these hybrid components should only be performed by a trained service technician with the proper knowledge and tools.
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Silverado/Sierra Hybrid - 2011 Black plate (3,1) Vehicle Care 2 NOTES 10-3
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Silverado/Sierra Hybrid - 2011 10-4 Vehicle Care Engine Compartment Overview 6.
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Silverado/Sierra Hybrid - 2011 Black plate (5,1) Vehicle Care A. See “Engine Air Cleaner/Filter” in the owner manual. B. Drive Motor/Generator Control Module (DMCM). See Drive Motor/Generator Control Module (DMCM) Cooling System on page 10‑8. C. Engine Oil Dipstick (Out of View). See “Engine Oil” in the owner manual. D. Automatic Transmission Fluid Dipstick. See Automatic Transmission Fluid on page 10‑5. E. Brake Fluid Reservoir. See “Brakes” in the owner manual. F.
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Silverado/Sierra Hybrid - 2011 10-6 Black plate (6,1) Vehicle Care How to Check Automatic Transmission Fluid Notice: Too much or too little fluid can damage the transmission. Too much can mean that some of the fluid could come out and fall on hot engine parts or exhaust system parts, starting a fire. Too little fluid could cause the transmission to overheat. Be sure to get an accurate reading if checking the transmission fluid. Before checking the fluid level, prepare the vehicle as follows: 1.
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Silverado/Sierra Hybrid - 2011 Black plate (7,1) Vehicle Care 2. Pull out the dipstick and wipe it with a clean rag or paper towel. 3. Install the dipstick by pushing it back in all the way, wait three seconds, and then pull it back out again. 4. Check both sides of the dipstick and read the lower level. Repeat the check procedure to verify the reading. 6. Perform a hot check at the first opportunity after the transmission reaches a normal operating temperature between 60°C and 75°C (140°F and 167°F). 7.
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Silverado/Sierra Hybrid - 2011 10-8 Black plate (8,1) Vehicle Care Consistency of Readings 5. Safe operating level is within the HOT cross hatch band on the dipstick. If the fluid level is not within the HOT band, and the transmission temperature is between 60°C and 75°C (140°F and 167°F), add or drain fluid as necessary to bring the level into the HOT band. If the fluid level is low, add only enough fluid to bring the level into the HOT band. It does not take much fluid, generally less than 0.
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Silverado/Sierra Hybrid - 2011 Black plate (9,1) Vehicle Care dealer. See “Engine Coolant” and “Cooling System” in the owner manual for more information. D. DMCM Cooling Hoses (Out of View) E. DMCM Coolant Tank Pressure Cap If the coolant inside the DMCM coolant surge tank is boiling, do not do anything else until it cools down. When it is safe to lift the hood: A. Drive Motor/Generator Control Module (DMCM) B. Engine Coolant Surge Tank Pressure Cap C.
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Silverado/Sierra Hybrid - 2011 10-10 Black plate (10,1) Vehicle Care How to Add Coolant to the DMCM Coolant Surge Tank If no problem has been found yet, check to see if coolant is visible in the DMCM coolant surge tank. If coolant is visible, add pre‐mixed DEX-COOL coolant, available at your dealer, at the DMCM coolant surge tank, but be sure the DMCM cooling system, including the DMCM coolant surge tank pressure cap, is cool before you do it. Use the procedure following.
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Silverado/Sierra Hybrid - 2011 Black plate (11,1) Vehicle Care 10-11 4. Turn the ignition to ON/RUN without starting the engine. The hybrid cooling pumps will run and any trapped air will purge to the surge tank. 5. Add the pre‐mixed DEX‐COOL, available at your dealer, until the coolant level is maintained at the FULL COLD mark. This should take no longer than two minutes of hybrid cooling pump operation. 1. Park the vehicle on a level surface and turn the vehicle off.
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Silverado/Sierra Hybrid - 2011 10-12 Black plate (12,1) Vehicle Care Battery This vehicle has a standard 12‐volt battery and a high voltage hybrid battery. 6. Then replace the DMCM coolant surge tank pressure cap. Be sure the pressure cap is hand-tight and fully seated. Notice: Using tap water, cooling system sealers or conditioners in an attempt to stop coolant leaks can damage the DMCM and engine cooling systems. Never use tap water, cooling system sealers or conditioners in your cooling system.
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Silverado/Sierra Hybrid - 2011 Black plate (13,1) Vehicle Care Vehicle Storage { WARNING Batteries have acid that can burn you and gas that can explode. You can be badly hurt if you are not careful. See Jump Starting on page 10‑15 for tips on working around a battery without getting hurt. Infrequent Usage: Remove the 12‐volt battery black, negative (−) cable from the battery to keep the battery from running down.
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Silverado/Sierra Hybrid - 2011 10-14 Black plate (14,1) Vehicle Care The vehicle also has a special fuse in the battery box for the 300-volt batteries. If this fuse has failed and needs to be replaced, the vehicle will be disabled and you will need to have the vehicle repaired by your dealer. Do not attempt to self-service this fuse.
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Silverado/Sierra Hybrid - 2011 Black plate (15,1) Vehicle Care Fuses Usage Relays Usage 7 EPS Drive Motor/Generator Control Module 1 Cabin Heater Pump 8 CAB HTR PUMP 9 Drive Motor/Generator Control Module 2 COOL PUMP Coolant Pump 10 BECM FAN LOW Cooling Fan Low Speed Relay J‐Case Usage Cooling Fan Mid 1 FAN 1 Cooling Fan 1 FAN MID 1 TRANS PUMP Auxiliary Transmission Fluid Pump FAN HI Cooling Fan High Speed Relay Cooling Fan Mid 2 FAN 2 Cooling Fan 2 FAN MID 2 CAB HTR PMP Cab
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Silverado/Sierra Hybrid - 2011 10-16 Black plate (16,1) Vehicle Care If the vehicle's 12‐volt battery has run down, you may want to use another vehicle and some jumper cables to start your vehicle. Use the following steps to do it safely. { WARNING Batteries can hurt you. They can be dangerous because: . They contain acid that can burn you. . They contain gas that can explode or ignite. . They contain enough electricity to burn you.
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Silverado/Sierra Hybrid - 2011 Black plate (17,1) Vehicle Care This avoids sparks and helps save both batteries. It could save the radio! 4. Open the hood on the other vehicle and locate the positive (+) and negative (−) terminal locations on that vehicle. 5. The remote negative (−) is a solid engine ground. { WARNING An electric fan can start up even when the engine is not running and can injure you. Keep hands, clothing and tools away from any underhood electric fan.
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Silverado/Sierra Hybrid - 2011 10-18 Black plate (18,1) Vehicle Care Before you connect the cables, here are some basic things you should know. Positive (+) goes to positive (+) or to a remote positive (+) terminal if the vehicle has one. Negative (−) will go to a heavy, unpainted metal engine part or a solid engine ground. Do not connect positive (+) to negative (−) or you will get a short that would damage the battery and maybe other parts too.
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Silverado/Sierra Hybrid - 2011 Black plate (19,1) Vehicle Care Jumper Cable Removal To disconnect the jumper cables from both vehicles: Towing 1. Disconnect the black negative (−) cable from the vehicle that had the bad battery. Recreational Vehicle Towing 2. Disconnect the black negative (−) cable from the vehicle with the good battery. Recreational vehicle towing means towing the vehicle behind another vehicle – such as behind a motorhome.
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Silverado/Sierra Hybrid - 2011 10-20 Vehicle Care Here are some important things to consider before recreational vehicle towing: . Dinghy Towing Two-Wheel Drive Vehicles What is the towing capacity of the towing vehicle? Be sure to read the tow vehicle manufacturer's recommendations. . What is the distance that will be travelled? Some vehicles have restrictions on how far and how long they can tow. .
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Silverado/Sierra Hybrid - 2011 Black plate (21,1) Vehicle Care Four-Wheel Drive Vehicles { WARNING Shifting a four-wheel-drive vehicle's transfer case into N (Neutral) can cause the vehicle to roll even if the transmission is in P (Park). The driver or others could be injured. Make sure the parking brake is firmly set before the transfer case is shifted to N (Neutral). Use the following procedure to dinghy tow a four-wheel drive vehicle: 1.
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Silverado/Sierra Hybrid - 2011 10-22 Black plate (22,1) Vehicle Care transmissions have no provisions for internal lubrication while being towed. Four-Wheel Drive Vehicles 3. Shift the transmission to P (Park). 4. Firmly set the parking brake. See “Parking Brake” in the owner manual. To dolly tow a two‐wheel drive vehicle, the vehicle must be towed with the rear wheels on the dolly. See “Rear Towing (Rear Wheels Off the Ground)” in this section for more information.
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Silverado/Sierra Hybrid - 2011 Black plate (23,1) Vehicle Care 6. Secure the vehicle to the dolly following the manufacturer's instructions. Dolly Towing – Rear Towing (Rear Wheels Off the Ground) 10-23 3. Firmly set the parking brake. See “Parking Brake” in the owner manual. 7. Release the parking brake only after the vehicle being towed is firmly attached to the towing vehicle. 4. Put the transmission in P (Park). 8. Turn the ignition to LOCK/OFF. 6.
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Silverado/Sierra Hybrid - 2011 10-24 Black plate (24,1) Vehicle Care 3. Firmly set the parking brake. See “Parking Brake” in the owner manual. 4. Put the transmission in P (Park). 5. Secure the vehicle to the dolly following the manufacturer's instructions. 6. Use an adequate clamping device designed for towing to ensure that the front wheels are locked into the straight position.
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Silverado/Sierra Hybrid - 2011 Black plate (1,1) Service and Maintenance Service and Maintenance Recommended Fluids, Lubricants, and Parts Recommended Fluids and Lubricants . . . . . . . . . . . . . . . . . .
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Silverado/Sierra Hybrid - 2011 11-2 Black plate (2,1) Service and Maintenance Recommended Fluids, Lubricants, and Parts Recommended Fluids and Lubricants Fluids identified below are specific to the hybrid vehicle and can be obtained from your dealer. See the owner manual for the other fluids and lubricants recommended for the vehicle.
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Silverado/Sierra Hybrid - 2011 Black plate (1,1) Technical Data Technical Data Vehicle Data Capacities and Specifications . . . . . . . . . . . . . . 12-2 Engine Drive Belt Routing . . .
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Silverado/Sierra Hybrid - 2011 12-2 Black plate (2,1) Technical Data Vehicle Data Capacities and Specifications Capacities Application Metric English 10.9 L 11.5 qt Drive Motor Generator Control Module Cooling System 2.7 L 2.9 qt 6.0L V8 Engine Cooling System 16.3 L 17.2 qt 98.4 L 26.0 gal Automatic Transmission* (Pan Removal and Filter Replacement) Cooling System Fuel Tank *See Automatic Transmission Fluid on page 10‑5 for information on checking fluid level.
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Silverado/Sierra Hybrid - 2011 Black plate (3,1) Technical Data Engine Drive Belt Routing 12-3
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Silverado/Sierra Hybrid - 2011 12-4 Black plate (4,1) Technical Data 2 NOTES
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Silverado/Sierra Hybrid - 2011 Black plate (1,1) INDEX i-1 A C D Antilock Brake System (ABS) Warning Light . . . . . . . . . . . . . . . . . . 5-9 Appearance Care Exterior . . . . . . . . . . . . . . . . . . . . . 10-24 Automatic Transmission . . . . . . . . 9-5 Fluid . . . . . . . . . . . . . . . . . . . . . . . . . .10-5 Manual Mode . . . . . . . . . . . . . . . . . . 9-7 Canadian Vehicle Owners . . . . . . . . .ii Capacities and Specifications . . . . . . . . . . . . . . . .
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Silverado/Sierra Hybrid - 2011 i-2 Black plate (2,1) INDEX E F G Electrical System Engine Compartment Fuse Block . . . . . . . . . . . . . . . . 10-14 Fuses and Circuit Breakers . . . . . . . . . . . . . . . . . . 10-13 Engine Compartment Overview . . . . . . .10-4 Coolant Heater . . . . . . . . . . . . . . . . 9-3 Coolant Temperature Gauge . . . 5-7 Drive Belt Routing . . . . . . . . . . . .12-3 Oil Pressure Gauge . . . . . . . . . . . 5-5 Pressure Light . . . . . . . . . . . . . . . .
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Silverado/Sierra Hybrid - 2011 Black plate (3,1) INDEX i-3 I M P Instrument Cluster . . . . . . . . . . . . . . 5-2 Introduction . . . . . . . . . . . . . . . . . . . ii, 7-1 Maintenance Schedule Recommended Fluids and Lubricants . . . . . . . . . . . . . . . . . . . 11-2 Manual Mode . . . . . . . . . . . . . . . . . . . 9-7 Messages Battery Voltage and Charging . . . . . . . . . . . . . . . . . . . .5-12 Brake System . . . . . . . . . . . . . . . .5-12 Door Ajar . . . . . . . . . . . . . . . . . .
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Silverado/Sierra Hybrid - 2011 i-4 Black plate (4,1) INDEX S T U Seats Rear . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-1 Service Doing Your Own Work . . . . . . . .10-2 Vehicle Messages . . . . . . . . . . . .5-12 Specifications and Capacities . . . . . . . . . . . . . . . . . . . . 12-2 StabiliTrak® Indicator Light . . . . . 5-9 Starting the Vehicle . . . . . . . . . . . . . 9-2 Steering . . . . . . . . . . . . . . . . . . . . . . . . 9-1 Fluid, Power . . . . . . . . . . . . . . . .