GMC Terrain: Service and Maintenance / Recommended Fluids, Lubricants, and Parts

Additional Maintenance and Care

Your vehicle is an important investment and caring for it properly may help to avoid future costly repairs. To maintain vehicle performance, additional maintenance services may be required...

Recommended Fluids and Lubricants

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Other information:

GMC Terrain 2018-2025 Owners Manual: Seat Belt Extender

If the vehicle's seat belt will fasten around you, you should use it. But if a seat belt is not long enough, your dealer will order you an extender. When you go in to order it, take the heaviest coat you will wear, so the extender will be long enough for you. To help avoid personal injury, do not let someone else use it, and use it only for the seat it is made to fit. The extender has bee..

GMC Terrain 2018-2025 Owners Manual: Folding the Seatback

Either side of the seatback can be folded for more cargo space. Fold a seatback only when the vehicle is not moving. Caution Folding a rear seat with the seat belts still fastened may cause damage to the seat or the seat belts. Always unbuckle the seat belts and return them to their normal stowed position before folding a rear seat. To fold the seatback: Fold the head restraint. See H..