See also:

Customer Satisfaction Procedure (Mexico)
Did you get the Warranty Extension Plan? This plan is recommended by General Motors to supplement the warranty included with the new vehicle purchase. See your dealer for details. Customer ...

What to Use
Refer to Recommended Fluids and Lubricants   to determine what kind of lubricant to use. ...

Diagnostics
OnStar Vehicle Diagnostics will perform a vehicle check every month. It will check the engine, transmission, antilock brakes, and major vehicle systems. It also checks the tire pressures, if the v ...