Redialing

The on-board computer saves the last names or numbers dialed in the redial memory. ► Press the button on the steering wheel to select the Telephone menu. ► Press the button to swi ...

General information

WARNING   All categories of messages contain important information which should be taken note of and, where a malfunction is indicated, addressed as soon as possible at an authorized M ...

See also:

Testing the Alarm
To test the alarm: 1. From inside the vehicle, lower the driver window and open the driver door. 2. Activate the system by locking the doors with the power door lock switch while the door is open, ...

Coupling up a trailer
WARNING   While you are coupling or decoupling a trailer, make sure nobody locks or unlocks the vehicle and/or opens or closes doors or the tailgate. The vehicle's level could change an ...

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 ...