OnStar Services
See also:
Charging System Light
The charging system light comes on briefly when the ignition is turned on, but
the engine is not running, as a check to show the light is working. The light turns
off when the engine is started. ...
Selecting the Right Engine Oil
Selecting the right engine oil depends on both the proper oil specification and viscosity grade.
See Recommended Fluids and Lubricants on page 11‑12. ...
Tire Pressure Monitor
This vehicle may have a Tire Pressure Monitor System (TPMS).
The TPMS warning light alerts you to a significant loss in pressure of one of
the vehicle's tires. If the warning light comes on, ...





