Starting the Vehicle
1. Press and release 
on the Remote
Keyless Entry transmitter.
2. Press and hold 
for about two
seconds. The turn signal lamps will briefly flash to confirm the vehicle has been
started. The parking lamps will turn on and remain on as long as the engine is running.
The vehicle's doors will be locked.
3. The key must be inserted and turned to ON/RUN before driving.
The engine will shut off after 10 minutes unless a time extension is done or the key is inserted and turned to ON/RUN.
See also:
Safety Chains
Always attach chains between the vehicle and the trailer. Cross the safety chains under the tongue of the trailer to help prevent the tongue from contacting the road if it becomes separated from the h ...
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 ...
Removing and Replacing the Floor Mat
The driver side floor mat is held in place by two retainers.
1. Pull up on the rear of the floor mat to unlock each retainer and remove.
2. Reinstall by lining up the floor mat retainer openings o ...