See also:

How to Check Lubricant
To get an accurate reading, the vehicle should be on a level surface. 1500 Series A. Fill Plug B. Drain Plug All Except 1500 Series A. Fill Plug B. Drain Plug • When the differential is c ...

Fuel
For diesel engine vehicles, see “Fuel for Diesel Engines” in the Duramax Diesel Supplement. For Vehicles with gasoline engines, please read this. ...

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 ...