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:
Manual Mode
Driver Shift Control (DSC)
Notice: If you drive the vehicle at a high rpm without upshifting while using Driver Shift Control (DSC), you could damage the vehicle. Always upshift when necessary while ...
Head Restraints
The vehicle's front and rear seats
have adjustable head restraints in
the outboard seating positions.
WARNING!
With head restraints that are not
installed and adjusted properly,
there is a g ...
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 ...
