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
vehicle is equipped with the Tire
Pressure Monitoring System. If a
diagnostics check is needed
between e-mails, push 
, and
an Advisor can run a check.
See also:
Recreational Vehicle Towing
Recreational vehicle towing means towing the vehicle behind another vehicle
– such as behind a motor home. The two most common types of recreational
vehicle towing are known as dinghy towing and dol ...
Increasing Speed While Using
Cruise Control
If the cruise control system is
already activated:
- Press and hold the +RES button
on the steering wheel until the
desired speed is reached, then
release it.
- To increase vehicle speed in ...
General Information
Your vehicle is an important investment. This section describes the required
maintenance for the vehicle. Follow this schedule to help protect against major
repair expenses resulting from neglect or ...