See also:

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 own ...

Horn
Press on the steering wheel pad to sound the horn. ...

Daytime Running Lamp (DRL) (Uplevel)
1. From the back side of the headlamp assembly, remove the bottom cap to replace the DRL bulb. 2. Disconnect electrical connector. 3. Remove the DRL bulb socket from the headlamp assembly. 4. ...