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 veh ...

OnStar Additional Information

Transferring Service Push to request account transfer eligibility information. The Advisor can assist in canceling or removing account information. If OnStar receives information that vehicle owne ...

See also:

Memory Remote Recall
The memory feature can recall the driver seat, outside mirrors, power steering column, and pedals to stored positions when entering the vehicle. To activate, unlock the driver door with the Remote K ...

Dual Mode
This dual screen symbol displays when the screen is in dual mode. Dual mode displays the route on half of the screen and a maneuver or Interstate Exit list on the other half. The Interstate Exit l ...

Removing the Flat Tire and Installing the Spare Tire
1. Do a safety check before proceeding. See If a Tire Goes Flat   for more information. 2. To remove the center cap, place the chiseled end of the wheel wrench in the slot on the wheel an ...