See also:

Environmental Concerns
○ Always use established trails, roads, and areas that have been set aside for public off-road recreational driving and obey all posted regulations. ○ Do not damage shrubs, flowers, tre ...

Lamp Messages
TURN SIGNAL ON This message displays and a chime sounds if a turn signal is left on for 1.2 km (0.75 mile). Move the turn signal/multifunction lever to the off position. ...

Engine Oil
For diesel engine vehicles, see “Engine Oil” in the Duramax Diesel Supplement. To ensure proper engine performance and long life, careful attention must be paid to engine oil. Following these si ...