OnStar Vehicle Diagnostics can perform a vehicle check every month. It will check
the engine, transmission, antilock brakes, and other major vehicle systems. It also
checks the tire pressures, if the vehicle is equipped with the Tire Pressure Monitoring
System. If an On-Demand Diagnostics check is needed, press
, and an Advisor can run a check.
Connections
OnStar Additional InformationLicense Plate Lamp
Attachment Screws
License Plate Bulb
Bulb Socket
To replace a license plate lamp bulb:
Remove the two screws (1) from the license plate lamp assembly.
Turn and pull the license plate lamp assembly down.
Turn the bulb socket (3) counterclockwise and pull it out of the lamp assem ...
Dinghy Towing (with Automatic Transmission)
Caution
If the vehicle is towed with all four wheels on the ground, the
drivetrain components could be damaged. The repairs would not be covered by the
vehicle warranty. Do not tow the vehicle with all four wheels on the ground.
Vehicles with an automatic transmission should not be towed w ...
Windshield Wiper/Washer
The windshield wiper/washer lever is on the right side of the steering column.
Move the lever to one of the following positions: HI: Use for fast wipes.
LO: Use for slow wipes.
INT: Move the lever up to INT for intermittent wipes, then turn the
INT band up for more frequent wipes
or d ...