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:
Manual Transmission
Fluid
It is not necessary to check the
manual transmission fluid level.
A transmission fluid leak is the only
reason for fluid loss. If a leak
occurs, take the vehicle to a dealer
for service. Have ...
Passenger Safety Belt Reminder Light
When the vehicle is started this light flashes and a chime may come on to
remind the front passenger to fasten their safety belt. Then the light stays on
solid until the belt is buckled.
This ...
Shutting the Engine Off After a Remote Start
To cancel a remote start, do any of the following:
- Press until the parking lamps turn off.
- Turn on the hazard warning flashers.
- Turn the vehicle on and then back off. ...