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:
Disconnecting the RVC
The rear vision camera must be disconnected if the tailgate needs to be removed.
To disconnect the camera:
1. Remove the license plate.
2. Disconnect the camera connectors from the chassis harness, ...
Portable Audio Devices
This vehicle may have an auxiliary input located on the radio faceplate and a USB port located in the center console or on the instrument panel.
External devices such as an iPod®, laptop computer, ...
Adding a Snow Plow or Similar Equipment
Before installing a snow plow on the vehicle, here are some things you need to know:
Notice: If the vehicle does not have the snow plow prep package, adding a plow can damage the vehicle, and the rep ...