GMC Terrain: Roof Rack System - Vehicle Features - In Brief - GMC Terrain Owner's ManualGMC Terrain: Roof Rack System

The roof rack cross rails can be locked in four positions along the roof rack side rails. Lift the lever to release and move the cross rail. Push the lever down to completely engage into the side rail holes. Slide the cross rails back and forth until the lock pins engage in the holes and a click is heard.

When the roof rack is not in use, lock one cross rail at the furthest forward position and lock the other cross rail at the furthest rearward position to reduce wind noise.

    Ultrasonic Parking Assist
    If available, Ultrasonic Rear Parking Assist (URPA) system uses sensors on the rear bumper to assist with parking and avoiding objects while in R (Reverse). It operates at speeds less than 8 km/h ...

    Power Outlets
    The accessory power outlets can be used to connect electrical equipment, such as a cell phone or MP3 player. There are four accessory power outlets in the following locations: below the CD slot, ...

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