OnStar Vehicle Diagnostics can perform a vehicle check every month. It will check
the engine, transmission, antilock brakes, and other major vehicle systems. It also
checks the tire pressures, if the vehicle is equipped with the Tire Pressure Monitoring
System. If an On-Demand Diagnostics check is needed, press
, and an Advisor can run a check.
Connections
OnStar Additional InformationMenu System
Controls
The MENU/TUNE knob and BACK button
are used to navigate the menu system.
MENU/TUNE Knob:
Turn to:
Highlight a menu option.
Select a value.
Press to:
Enter the menu system.
Select or activate the highlighted menu option.
Confirm a set value.
Turn a system setting on ...
Dolly Towing
To tow the vehicle with the two rear wheels on the ground and the front wheels
on a dolly:
Put the front wheels on a dolly.
Shift the automatic transmission into P (Park) or a manual transmission
into 1 (First) gear.
Set the parking brake.
Clamp the steering wheel in a straight-ah ...
Insuring the Vehicle
Protect your investment in the GM vehicle with comprehensive and collision insurance
coverage. There are significant differences in the quality of coverage afforded
by various insurance policy terms.
Many insurance policies provide reduced protection to the GM vehicle by limiting
compensation ...