OnStar Services
See also:
How to Check Lubricant
2500HD with 6.0 L
All Other Series and Engines
To get an accurate reading, the vehicle should be on a level surface.
• For all 4.3 L, 4.8 L and 5.3 L 1500 Series applications, the proper leve ...
Exiting the Feature Settings Menu
The feature settings menu will be exited when any of the following occurs:
• The vehicle is shifted out of P (Park).
• The vehicle is no longer in ON/RUN.
• The trip/fuel or vehicle informati ...
Hazard Warning Flashers
Hazard Warning Flasher:
Press this button located on the instrument panel below the audio system, to make the front and rear turn signal lamps flash on and off.
This warns others that you are hav ...





