GMC Terrain: Customer Information / Customer Information

Customer Information

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Customer Satisfaction Procedure

Your satisfaction and goodwill are important to your dealer and to GMC. Normally, any concerns with the sales transaction or the operation of the vehicle will be resolved by your dealer's sales or service departments...

Other information:

GMC Terrain 2018-2026 Owners Manual: Fuel Filter Replacement (Diesel)


Warning Diesel fuel is flammable. It could start a fire if something ignites it, and people could be burned. Do not let it get on hot engine parts, and keep matches or other ignition sources away. The fuel filter is on the passenger side, in front of the rear tire...

GMC Terrain 2018-2026 Owners Manual: Securing Child Restraints (With the Seat Belt in the Front Seat)


This vehicle has airbags. A rear seat is a safer place to secure a forward-facing child restraint. See Where to Put the Restraint. In addition, the vehicle has a passenger sensing system which is designed to turn off the front outboard passenger frontal airbag under certain conditions...

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