GMC Terrain: When to Check - Tire Pressure - Wheels and Tires - Vehicle Care - GMC Terrain Owner's ManualGMC Terrain: When to Check

Check the tires once a month or more. Do not forget the compact spare tire, if the vehicle has one. The cold compact spare should be at 420 kPa (60 psi). For additional information regarding the compact spare tire, see Compact Spare Tire on page 10‑75.

    Tire Pressure
    Tires need the correct amount of air pressure to operate effectively. Notice: Neither tire underinflation nor overinflation is good. Underinflated tires, or tires that do not have enough air, can r ...

    How to Check
    Use a good quality pocket-type gauge to check tire pressure. Proper tire inflation cannot be determined by looking at the tire. Check the tire inflation pressure when the tires are cold, meaning t ...

    See also:

    Cargo area cover
    ...

    LW/MW/FM digital tuning radio with CD player*
    The audio system can only be used when the ignition switch is in the “ON” or “ACC” position. NOTE: ● When listening to the audio system with the engine stopped, be sure to turn the ...

    Air Cleaner
    Air Cleaner If the air cleaner is clogged with dust, there will be greater intake resistance, resulting in decreased power output and increased fuel consumption. Check and clean periodically acc ...