OnStar
Keys and LocksBrake System Warning Light
The vehicle brake system consists of two hydraulic circuits. If one circuit is
not working, the remaining circuit can still work to stop the vehicle. For normal
braking performance, both circuits need to be working
If the warning light comes on, there is a brake problem. Have the brake system
...
Sunroof Actuator Motor Replacement
Sunroof Actuator Motor Replacement
Callout
Component Name
Preliminary Procedure
Remove the dome lamp bezel. Refer to Dome Lamp Bezel Replacement.
1
Sunroof Actuator Motor Screw (Qty:?€‰3)
...
K20 Engine Control Module: Programming and Setup
Special Tools
EL-49642 SPS Programming Support Tool
For equivalent regional tools, refer to Special Tools.
Note:
DO NOT program a control module unless directed to by a service procedure
or a service bulletin. If the control module is not properly configured
with the correct ...