Owner’s Manual

Black plate (4,1)
GMC Yukon/Yukon XL Owner Manual - 2011
11-4 Service and Maintenance
.
Body hinges and latches, key
lock cylinders, folding seat
hardware, and liftgate hinges,
linkage, and handle pivot points
lubrication. See Recommended
Fluids and Lubricants on
page 11‑7. More frequent
lubrication may be required
when the vehicle is exposed to a
corrosive environment. Applying
silicone grease on weatherstrips
with a clean cloth makes them
last longer, seal better, and not
stick or squeak.
.
Restraint system components
check. See Safety System
Check on page 3‑37.
.
Fuel system inspection for
damage or leaks.
.
Exhaust system and nearby heat
shields inspection for loose or
damaged components.
Additional Required Services
Every 12 000 km/7,500 Miles
.
Rotate tires. Tires should
be rotated every 12 000 km/
7,500 miles. See Tire Rotation
on page 10‑62.
At Each Fuel Stop
.
Engine oil level check. See
Engine Oil on page 10‑7.
.
Engine coolant level check. See
Engine Coolant on page 10‑17.
.
Windshield washer fluid level
check. See Washer Fluid on
page 10‑25.
Once a Month
.
Tire inflation pressures check.
See Tire Pressure on
page 10‑56.
.
Tire wear inspection. See Tire
Inspection on page 10‑62.
.
Sunroof track and seal
inspection, if equipped.
See Sunroof on page 2‑23.
Once a Year
.
See Starter Switch Check on
page 10‑32.
.
See Automatic Transmission
Shift Lock Control Function
Check on page 10‑32.
.
See Ignition Transmission Lock
Check on page 10‑33.
.
See Park Brake and P (Park)
Mechanism Check on
page 10‑33.
.
Accelerator pedal check for
damage, high effort, or binding.
Replace if needed.
.
Underbody flushing service.
.
Hood/Decklid/Liftgate/Liftglass
Support Gas Strut Service:
Visually inspect gas strut,
if equipped, for signs of wear,
cracks, or other damage. Check
the hold open ability of the gas
strut. Contact your dealer if
service is required.