Unable to Connect to OnStar Message
If there is limited cellular coverage
or the cellular network has reached
maximum capacity, this message
may come on. Push 
to try the
call again or try again after driving a
few miles into another cellular area.
See also:
Towing the Vehicle
Notice: To avoid damage, the disabled vehicle should be towed with all
four wheels off the ground. Care must be taken with vehicles that have low
ground clearance and/or special equipment. Always fl ...
Doing Your Own Service Work
WARNING
It can be dangerous to work on your vehicle if you do not have the proper
knowledge, service manual, tools, or parts. Always follow owner manual
procedures and consult the service manual f ...
General Towing Information
Only use towing equipment that has been designed for the vehicle. Contact your
dealer or trailering dealer for assistance with preparing the vehicle for towing
a trailer. See the following trailer ...