Service Bulletins
Service Bulletins give additional technical service information needed to knowledgeably service General Motors cars and trucks.
Each bulletin contains instructions to assist in the diagnosis and service of the vehicle.
See also:
If Your Vehicle is Stuck in Sand,
Mud, Ice, or Snow
Slowly and cautiously spin the wheels to free the
vehicle when stuck in sand, mud, ice, or snow. See
Rocking Your Vehicle to Get It Out.
If the vehicle has a traction system, it can often help to ...
Airbag Readiness Light
This light shows if there is an electrical problem. The system check includes
the airbag sensor(s), passenger sensing system, the pretensioners, the airbag modules,
the wiring, and the crash sensi ...
Using ABS
Do not pump the brakes. Just hold the brake pedal down firmly and let ABS work.
You might hear the ABS pump or motor operating and feel the brake pedal pulsate,
but this is normal. ...