See also:

How to Reinstall Engine Air Cleaner/Filter
1. Install the air cleaner filter into the air cleaner housing. The outer air cleaner filter seal must be fitted properly in the air cleaner housing. 2. Align the air cleaner housing cover tabs to ...

Exterior
There's hybrid badging on the cab's rear window, ahead of the side mirrors and on the tailgate, but otherwise the hybrid version looks similar to the gas-powered version. ...

Engine Overheating
If the vehicle has the Duramax® Diesel engine, see the Duramax Diesel Supplement for more information. The vehicle has several indicators to warn of engine overheating. There is a coolant temperatu ...