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 InformationUsing 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 ...
Cleaning Exterior Lamps/ Lenses, Emblems, Decals and Stripes
Use only lukewarm or cold water, a soft cloth, and a car washing soap to clean
exterior lamps, lenses, emblems, decals and stripes. Follow instructions under "Washing
the Vehicle" previously in this section.
Lamp covers are made of plastic, and some have a UV protective coating. Do no ...
Airbag Readiness Light
This light shows if there is an electrical problem with the airbag system. The
system check includes the airbag sensor(s), passenger sensing system, the pretensioners
(if equipped), the airbag modules, the wiring, and the crash sensing and diagnostic
module. For more information on the airbag ...