Recommended Fluids and Lubricants
This maintenance section applies to vehicles with a gasoline engine. If the vehicle has a diesel engine and/or an Allison Transmission, see the maintenance schedule section in the DURAMAX® Diesel manual.
Fluids and lubricants identified below by name, part number, or specification can be obtained from your dealer.



See also:
Adjusting the Speakers (Balance/Fade) (All Except AM-FM Radio and Radio with
CD)
BAL/FADE (Balance/Fade): To adjust the balance or fade:
1. Press the knob until the speaker control tabs display.
2. Highlight the desired speaker control tab by doing one of the following:
• Pr ...
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 ...
Other Navigation Services Available from OnStar
OnStar eNav: Allows subscribers to send destinations from Google Maps™ and MapQuest.com to their Turn-by-Turn Navigation or screen-based navigation system.
When ready, the directions will be downlo ...





