Trip
The Trip display shows the current distance traveled, in either kilometers (km) or miles (mi), since the trip odometer was last reset.
The trip odometer can be reset to zero by pressing the trip reset stem or the SET/CLR button while the trip odometer display is showing.
See also:
Tire Sealant
Read and follow the safe handling instructions on the label adhered to the sealant
canister.
Check the tire sealant expiration date on the sealant canister. The sealant canister
should be replace ...
Headlamp Aiming
The vehicle has a visual optical
headlamp aiming system. The aim
has been preset at the factory and
should need no further adjustment.
However, if the vehicle is damaged
in a crash, the headl ...
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 v ...






