OnStar Services

See also:

Driving for Better Fuel Economy
Driving habits can affect fuel mileage. Here are some driving tips to get the best fuel economy possible. • Avoid fast starts and accelerate smoothly. • Brake gradually and avoid abrupt stops. ...

High-Beam On Light
This light comes on when the high-beam headlamps are in use. See Headlamp High/Low-Beam Changer for more information. ...

Storing the Tire Sealant and Compressor Kit
To access the tire sealant and compressor kit: 1. Open the trunk. See Trunk. 2. Lift the cover. With Pressure Relief Button With Pressure Deflation Button 3. Turn the wing nut countercloc ...