OnStar Services

See also:

Fuel Gauge
When the ignition is on, the fuel gauge shows about how much fuel is left in the tank. An arrow on the fuel gauge indicates the side of the vehicle the fuel door is on. The FUEL LEVEL LOW message ...

Tires
Your new vehicle comes with high-quality tires made by a leading tire manufacturer. If you ever have questions about your tire warranty and where to obtain service, see your GM Warranty booklet fo ...

Check Gages Warning Light
The check gages light will come on briefly when you are starting the engine. If the light comes on and stays on while you are driving, check your coolant temperature and engine oil pressure ...