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 InformationBrake System
Visually inspect brake lines and hoses for proper hook-up, binding, leaks, cracks,
chafing, etc. Inspect disc brake pads for wear and rotors for surface condition.
Inspect drum brake linings/shoes for wear or cracks. Inspect other brake parts,
including drums, wheel cylinders, calipers, parkin ...
Finish Care
Application of aftermarket clearcoat sealant/wax materials is not recommended.
If painted surfaces are damaged, see your dealer to have the damage assessed and
repaired. Foreign materials such as calcium chloride and other salts, ice melting
agents, road oil and tar, tree sap, bird droppings, ...
Managing the Vehicle Damage Repair Process
In the event that the vehicle requires damage repairs, GM recommends that you
take an active role in its repair. If you have a pre-determined repair facility
of choice, take the vehicle there, or have it towed there.
Specify to the facility that any required replacement collision parts be origi ...