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 Assist
The Brake Assist feature is designed to assist the driver in stopping or decreasing
vehicle speed in emergency driving conditions. This feature uses the stability system
hydraulic brake control module to supplement the power brake system under conditions
where the driver has quickly and forcef ...
Using the Tire Sealant and Compressor Kit to Temporarily Seal and Inflate a
Punctured Tire
When using the tire sealant and compressor kit during cold temperatures, warm
the kit in a heated environment for five minutes.
This will help to inflate the tire faster.
If a tire goes flat, avoid further tire and wheel damage by driving slowly to
a level place. Turn on the hazard warning fla ...
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 ...