GMC Terrain: Service and Maintenance

Floor Mats

Warning If a floor mat is the wrong size or is not properly installed, it can interfere with the pedals. Interference with the pedals can cause unintended acceleration and/or increased stopping distance which can cause a crash and injury...

General Information

Your vehicle is an important investment. This section describes the required maintenance for the vehicle. Follow this schedule to help protect against major repair expenses resulting from neglect or inadequate maintenance...

Other information:

GMC Terrain 2018-2026 Owners Manual: Vehicle Personalization Settings

To have the Seat Entry Memory movement begin when the vehicle is started, select the Settings menu, then Vehicle, then Seating Position, and then Seat Entry Memory. Select On or Off. See “Seat Entry Memory” later in this section. Seat Exit Memory movement begins when the ignition is turned off and the driver door is opened, or when the ignition is turned off with the d..

GMC Terrain 2018-2026 Owners Manual: Roof Rack System

Warning If something is carried on top of the vehicle that is longer or wider than the roof rack—like paneling, plywood, or a mattress—the wind can catch it while the vehicle is being driven. The item being carried could be violently torn off, and this could cause a collision and damage the vehicle. Never carry something longer or wider than the roof rack on top of the vehicle unles..