OnStar Services

See also:

What Kind of Engine Oil to Use
Look for three things: • GM6094M Use only an oil that meets GM Standard GM6094M. • SAE 5W-30 SAE 5W-30 is best for the vehicle. These numbers on an oil container show its viscosity, or thi ...

Securing Child Restraints (Rear Seat)
When securing a child restraint in a rear seating position, study the instructions that came with the child restraint to make sure it is compatible with this vehicle. If the child restraint has the L ...

Content Theft-Deterrent
Your vehicle is equipped with a content theft-deterrent alarm system. Here is how to operate the system: 1. Open the door. 2. Lock the door with the power door lock switch or the remote key ...