OnStar Personal Identification Number (PIN)
A PIN is needed to access some of the OnStar services, like Remote Door Unlock and Stolen Vehicle Assistance. You will be prompted to change the PIN the first time when speaking with an Advisor. To change the OnStar PIN, call OnStar and provide the Advisor with the current number.
See also:
Sunroof
For vehicles with a sunroof, the sunroof only operates when the ignition is in
ON/RUN or ACC/ ACCESSORY, or in Retained Accessory Power (RAP). See Retained Accessory
Power (RAP) for more i ...
Maintenance when Trailer
Towing
The vehicle needs service more
often when pulling a trailer. See the
Maintenance Schedule. Things that are
especially important in trailer
operation are automatic
transmission fluid, engine ...
Headlamps, Front Turn Signal and Parking Lamps
Base Headlamp Assembly (Passenger Side Shown, Driver Side Similar)
A. High-Beam Headlamp
B. Turn Signal Lamp
C. Low-Beam Headlamp/Daytime Running Lamp (DRL)
D. Parking Lamp
E. Sidemarker ...