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:
Customer Satisfaction Procedure (Mexico)
Did you get the Warranty Extension
Plan? This plan is recommended by
General Motors to supplement the
warranty included with the new
vehicle purchase.
See your dealer for details.
Customer ...
Rocking the Vehicle to Get it Out
Turn the steering wheel left and right to clear the area around the front wheels.
Turn off any traction system. Shift back and forth between R (Reverse) and a forward
gear, or with a manual transm ...
Heated Seats
On vehicles with heated seats, the controls are located
on the front doors and the ignition must be on to
use the feature.
: Press to heat the seat and
seatback.
: Press to heat the seatback ...