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, trees, or grasses or disturb wildlife.
○ Do not park over things that burn. See Parking over Things That Burn on page 9‑27.
See also:
Add-on Electrical Equipment
The OnStar system is integrated into the electrical architecture of the vehicle.
Do not add any electrical equipment. See Add-On Electrical Equipment on page 9‑64.
Added electrical equipment ...
Cooling System
If the vehicle has the Duramax® Diesel engine, see the Duramax® Diesel Supplement for more information.
The cooling system allows the engine to maintain the correct working temperature.
5.3 L En ...
Exiting the Feature Settings Menu
The feature settings menu will be exited when any of the following occurs:
• The vehicle is shifted out of P (Park).
• The vehicle is no longer in ON/RUN.
• The trip/fuel or vehicle informati ...





