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 InformationTire Pressure Monitor Operation
This vehicle may have a Tire Pressure Monitor System (TPMS).
The TPMS is designed to warn the driver when a low tire pressure condition exists.
TPMS sensors are mounted onto each tire and wheel assembly, excluding the spare
tire and wheel assembly. The TPMS sensors monitor the air pressure in t ...
Hill Start Assist (HSA)
This vehicle has an HSA feature, which may be useful when the vehicle is stopped
on a grade sufficient enough to activate HSA.
This feature is designed to prevent the vehicle from rolling, either forward
or rearward, during vehicle drive off. After the driver completely stops and holds
the ve ...
Using the Tire Sealant and Compressor Kit without Sealant to Inflate a Tire
(Not Punctured)
The kit includes:
Sealant Canister Inlet Valve
Sealant/Air Hose
Base of Sealant Canister
Tire Sealant Canister
On/Off Button
Slot on Top of Compressor
Pressure Gauge
Pressure Deflation Button
Power Plug
Air Only Hose
If a tire goes flat, avoid further tire and wheel ...