Uniform Tire Quality Grading

Quality grades can be found where applicable on the tire sidewall between tread shoulder and maximum section width. For example:

See also:

Home Page Features
Various functions are disabled when the vehicle is moving. Press the Now Playing screen button to display the active source page. The sources available are AM, FM, XM (if equipped), CD, USB ...

Engine Exhaust
WARNING! Engine exhaust contains carbon monoxide (CO) which cannot be seen or smelled. Exposure to CO can cause unconsciousness and even death. Exhaust may enter the vehicle if: • The veh ...

Buying New Tires
GM has developed and matched specific tires for the vehicle. The original equipment tires installed were designed to meet General Motors Tire Performance Criteria Specification (TPC Spec) ...