Owner`s manual

Engine Speed Control
CAUTION!
Prevent overspeeding the engine going downhill.
When descending steep grades, use a combination of
gears and service brakes to control vehicle/engine
speed. Overspeed can cause severe engine damage.
Snow Plow Mode
Snow Plow Mode can be activated when the vehicle has
a snow plow installed. This mode fully engages the fan
clutch to increase the airflow when the plow is attached
to the vehicle.
NOTE: There may be an increase in fan noise and a
decrease in fuel economy may result when using this
feature. The fan clutch operation can be initiated by
performing the following button sequence.
1. Turn the ignition key to the on position or start the
vehicle.
2. Pull in the Cruise Control “Cancel” button/lever and
hold. While holding the Cruise Control “Cancel”, push
the “Exhaust Brake” button twice within five seconds.
Repeat this sequence four times. The chime will sound
twice as an audible indicator that the functionis engaged.
3. To disable the function, repeat Step 2. The chime will
sound four times as an audible indicator that the function
is disengaged.
Operating Precautions
Avoid Overheating The Engine
The temperature of the engine coolant (antifreeze) (a
mixture of 50% ethylene-glycol and 50% water) must not
exceed the normal range of the temperature gauge 240°F
(116°C) with a 16 psi (110 kPa) radiator cap.
48 STARTING AND OPERATING