See also:

Special Application Services
- Vehicles with manual transmissions: Every two years drain, flush, and fill clutch hydraulic system. - Severe Commercial Use Vehicles Only: Lubricate chassis components every 5 000 km/3, ...

Potential Issues
Some OnStar services are disabled after five days. OnStar cannot perform Remote Door Unlock or Stolen Vehicle Assistance after the vehicle has been off continuously for five days. After five ...

Headlamp Washer
For vehicles with headlamp washers, they are located to the side of the headlamps. The headlamps must be on in order to use the headlamp washers. If the headlamps are not on, only the windshiel ...