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 InformationWindshield Garnish Molding Replacement
Preliminary Procedure
Disable the SIR system. Refer to SIR Disabling and Enabling.
Windshield Garnish Molding Assembly
Procedure
Loosen tether clip and steel clips.
Disconnect electrical connector.
The tether clip at the upper portion of the garnish molding MUST be
repla ...
Shifting Into Park
Use this procedure to shift into P (Park):
1. Hold the brake pedal down and set the parking brake.
2. Hold the button on the shift lever and push the lever toward the front of the
vehicle into P (Park).
3. Turn the ignition to LOCK/OFF.
Leaving the Vehicle with the Engine Running
WARNING
It ...
Radio Reception
Frequency interference and static can occur during normal radio reception if
items such as phone chargers, vehicle convenience accessories, and external electronic
devices are plugged into the accessory power outlet. If there is interference or
static, unplug the item from the accessory power ...