GMC Terrain: Seats and Restraints / Rear Seats

Folding Seatback

The front passenger seatback folds flat. Warning If you fold the seatback forward to carry longer objects, such as skis, be sure any such cargo is not near an airbag...

Rear Seats

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Other information:

GMC Terrain 2018-2026 Owners Manual: 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 indicators appear when the tires have only 1.6mm (1/16 in) or less of tread remaining. See Tire Inspection and Tire Rotation. The rubber in tires ages over time. This also appli..

GMC Terrain 2018-2026 Owners Manual: Exterior Care

Locks Locks are lubricated at the factory. Use a de-icing agent only when absolutely necessary, and have the locks greased after using. See Recommended Fluids and Lubricants. Washing the Vehicle To preserve the vehicle's finish, wash it often and out of direct sunlight. Caution Do not use petroleum-based, acidic, or abrasive cleaning agents as they can damage the vehicle's paint, metal, ..