Fuel

Use of the recommended fuel is an important part of the proper maintenance of your vehicle.

To help keep your engine clean and maintain optimum vehicle performance, GM recommends the use of gasoline advertised as TOP TIER Detergent Gasoline.

See also:

Braking
Braking action involves perception time and reaction time. Deciding to push the brake pedal is perception time. Actually doing it is reaction time. Average driver reaction time is about thr ...

Braking in Emergencies
With ABS, you can steer and brake at the same time. In many emergencies, steering can help you more than even the very best braking. ...

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 ownership has chan ...