See also:

Emissions Inspection and Maintenance Programs
Some state/provincial and local governments have or might begin programs to inspect the emission control equipment on the vehicle. Failure to pass this inspection could prevent getting a vehicle ...

Accessories and Modifications
When you add non-GM accessories to your vehicle they can affect your vehicle’s performance and safety, including such things as, airbags, braking, stability, ride and handling, emissions systems, ...

Sensing System for Passenger Airbag
The passenger sensing system turns off the right front passenger frontal airbag and the seat-mounted side impact airbag under certain conditions. The driver airbags and roof-rail airbags are not aff ...