OnStar Services
See also:
Checking Brake Fluid
The brake/clutch fluid can be checked without taking off the cap by looking at
the brake/clutch fluid reservoir.
The fluid level should be above MIN. If it is not, have the brake/ clutch hydraulic ...
After Off-Road Driving
Remove any brush or debris that has collected
on the underbody, chassis, or under the hood.
These accumulations can be a fire hazard.
After operation in mud or sand, have the brake
linings cle ...
Traction Control System (TCS)/StabiliTrak® Light
The Traction Control System (TCS)/ StabiliTrak Light comes on briefly when the engine is started.
If the light does not come on, have the vehicle serviced by the dealer.
If the system is working n ...
