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 vehicle is equipped with the Tire Pressure Monitoring System.
If a diagnostics check is needed between e-mails, push 
, and an Advisor can run a check.
See also:
Vehicle Load Limits
It is very important to know how much weight your vehicle can carry. This weight is called the vehicle capacity weight and includes the weight of all occupants, cargo, and all nonfactory-installed opt ...
Fuses
The wiring circuits in the vehicle are protected from short circuits by fuses.
This greatly reduces the chance of damage caused by electrical problems.
Look at the silver-colored band inside the fu ...
Using the “Delete” Command
1. Press and hold for two seconds.
2. Say “Delete.” 3. Say the name tag you want to delete. ...