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, press
, and an Advisor can run a check.
Connections
OnStar Additional InformationPaint Gauges
Paint thickness gauge. measure the total thickness of the vehicle finish. It
is important to accurately measure the thickness of the finish on
each vehicle as the thickness of the finish will vary on each vehicle. Use a
paint gauge before the sanding process in order to accurately
measure how ...
Brake Pedal Position Sensor Calibration
Calibration Criteria
Note: Do not apply the brake pedal during the brake pedal position
(BPP) sensor calibration procedure. Any movement of the brake pedal
during this procedure will cause the calibration procedure to fail. If this
occurs, the sensor calibration must be repeated.
Brake pedal ...
Front Suspension Description and Operation
The front suspension has 2 primary purposes:
Isolate the driver from irregularities in the road surface.
Define the ride and handling characteristics of the vehicle.
The front suspension absorbs the impact of the tires travelling over
irregular road surfaces and dissipates this energy thr ...