GMC Terrain: When It Is Time for New Tires - Wheels and Tires - Vehicle Care - GMC Terrain Owner's ManualGMC Terrain: When It Is Time for New Tires

Factors such as maintenance, temperatures, driving speeds, vehicle loading, and road conditions affect the wear rate of the tires.

Treadwear indicators are one way to tell when it is time for new tires. Treadwear

Treadwear indicators are one way to tell when it is time for new tires. Treadwear indicators appear when the tires have only 1.6mm (1/16 in) or less of tread remaining. See Tire Inspection on page 10‑57 and Tire Rotation on page 10‑57 for more information.

The rubber in tires ages over time. This also applies for the spare tire, if the vehicle has one, even if it is never used. Multiple conditions including temperatures, loading conditions, and inflation pressure maintenance affect how fast aging takes place. Tires will typically need to be replaced due to wear before they may need to be replaced due to age. Consult the tire manufacturer for more information on when tires should be replaced.

Tire Rotation
Tires should be rotated every 12 000 km (7,500 mi). See Maintenance Schedule on page 11‑3. Tires are rotated to achieve a uniform wear for all tires. The first rotation is the most importan ...

Vehicle Storage
Tires age when stored normally mounted on a parked vehicle. Park a vehicle that will be stored for at least a month in a cool, dry, clean area away from direct sunlight to slow aging. This area sh ...

See also:

Cooling System
To reduce potential for engine and transmission overheating, take the following actions: − City Driving When stopped for short periods of time, shift the transmission into NEUTRAL and incr ...

Using Automatic Mode
Press the switch rearward and release it within one-half second and the Sky Sliderв„ў will open from the front and move automatically toward the rear of the vehicle. Press the switch forward and ...

Cruise Control Messages
APPLY BRAKE BEFORE CRUISE If this message displays when attempting to activate cruise control, apply the brake pedal and try again. CRUISE SET TO XXX This message displays when the cruise control ...