GMC Terrain: Uniform Tire Quality Grading - Wheels and Tires - Vehicle Care - GMC Terrain Owner's ManualGMC Terrain: Uniform Tire Quality Grading

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

Different Size Tires and Wheels
If wheels or tires are installed that are a different size than the original equipment wheels and tires, vehicle performance, including its braking, ride and handling characteristics, stability, a ...

Treadwear 200 Traction AA Temperature A
The following information relates to the system developed by the United States National Highway Traffic Safety Administration (NHTSA), which grades tires by treadwear, traction, and temperature pe ...

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Maintain a Proper Sitting Position
After all occupants have adjusted their seats and head restraints, and put on their seat belts, it is very important that they continue to sit upright, well back in their seats, with their f ...

Heated Mirrors
For vehicles with heated mirrors: The heated outside rearview mirrors turn on when the rear window defogger is on and help to clear fog or frost from the surface of the mirrors. (Rear Window Defo ...

Loose fuel cap warning
Loose fuel cap warning The LOOSE FUEL CAP warning appears on the vehicle information display when the fuel-filler cap is not tightened correctly after the vehicle has been refueled. It may ...