See also:

Automatic Headlamp System
When it is dark enough outside, the Automatic Headlamp System turns on the headlamps when the vehicle is started and after the transaxle has been shifted out of the PARK (P) position. The headla ...

Reactivation for Subsequent Owners
Push and follow the prompts to speak to an Advisor as soon as possible after acquiring the vehicle. The Advisor will update vehicle records and will explain the OnStar service offers and opt ...

Fuses and Circuit Breakers
The wiring circuits in the vehicle are protected from short circuits by a combination of fuses and circuit breakers. This greatly reduces the chance of damage caused by electrical problems. To ch ...