OnStar

See also:

Ignition Transmission Lock Check
While parked, and with the parking brake set, try to turn the ignition to LOCK/OFF in each shift lever position. The ignition should turn to LOCK/OFF only when the shift lever is in P (Park). ...

Taillamps, Turn Signal, Stoplamps and Sidemarker Lamps
A. Sidemarker Lamp B. Stoplamp/Taillamp/Turn Signal Lamp To replace one of these bulbs: 1. Open the trunk. See Trunk. 2. Remove the convenience net. 3. Remove the plastic wing nuts retaining th ...

Power Seats
To adjust a power seat, do any of the following: • Move the seat forward or rearward by sliding the control forward or rearward. • Raise or lower the front part of the seat cushion by movi ...