See also:

How to Add Coolant to the Coolant Surge Tank for Gasoline Engines
If the vehicle has a diesel engine, see “Cooling System” in the Duramax Diesel Supplement for the proper coolant fill procedure. WARNING You can be burned if you spill coolant on hot engine part ...

Starting the Engine Using Remote Start
To start the engine using the remote start feature: 1. Press and release on the RKE transmitter. 2. Press and hold for about two seconds. The turn signal lamps will briefly flash to confirm th ...

Four-Wheel Drive
If the vehicle has Four-Wheel Drive, you can send the engine's driving power to all four wheels for extra traction. ...