Replacement Bulbs

For replacement bulbs not listed here, contact your dealer.
See also:
Traction Control System (TCS)
The traction control system limits wheel spin. The system is on when the
vehicle is started.
- To turn off traction control, press and release located on the console.
illuminates and the a ...
Diagnostics
OnStar Vehicle Diagnostics will perform a vehicle check every month. It will
check the engine, transmission, antilock brakes, and major vehicle systems.
It also checks the tire pressures, if the v ...
Bulb Replacement
For the proper type of replacement bulbs, see Replacement Bulbs.
For any bulb changing procedure not listed in this section, contact your
dealer. ...






