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 InformationFloor Mats
Warning
If a floor mat is the wrong size or is not properly installed,
it can interfere with the pedals.
Interference with the pedals can cause unintended acceleration and/or increased
stopping distance which can cause a crash and injury. Make sure the floor mat does
not interfere with the p ...
Vehicle Personalization
Personalization Menu (Radio without Touchscreen)
The audio system controls and touchscreen are used to access the personalization
menus for customizing vehicle features.
The following are all possible personalization features. Depending on the vehicle,
some may not be available.
CONFIG (Confi ...
If the Off Indicator Is Lit for an Adult-Sized Occupant
If a person of adult size is sitting in the front outboard passenger seat, but
the off indicator is lit, it could be because that person is not sitting properly
in the seat or that the child restraint locking feature is engaged.
Use the following steps to allow the system to detect that per ...