Keys and Locks
See also:
Rear Seat Pass-Through Door
Some vehicles have a rear seat pass-through door in the center of the rear
seatback. Fold down the center armrest and push down on the latch to open the
door. ...
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 v ...
Contacting Roadside Assistance
Roadside Assistance services
are of no cost to you and available
24 hours a day, 365 days a year.
Costs are only incurred in situations
that exceed the limits of the
program, some of which ar ...






