GMC Terrain: Customer Information / Publication Ordering Information

Service Manuals

Service manuals have the diagnosis and repair information on the engine, transmission, axle, suspension, brakes, electrical system, steering system, body, etc.

Customer Literature

Owner’s manuals are written specifically for owners and are intended to provide basic operational information about the vehicle. The owner’s manual includes the Maintenance Schedule for all models.

Customer literature publications available for purchase include owner’s manuals, warranty manuals, infotainment manuals, and portfolios. Portfolios include an owner’s manual, warranty manual, infotainment manual, if applicable, and zip lock bag or pouch.

Current and Past Models

Service manuals and customer literature are available for many current and past model year GM vehicles.

To order, call 1-800-551-4123 Monday–Friday, 8:00 a.m.–6:00 p.m. eastern time

For credit card orders only (VISA, MasterCard, or Discover), see Helm, Inc. at: www.helminc.com.

To order by mail, write to:

Helm, Incorporated

Attention: Customer Service

47911 Halyard Drive

Plymouth, MI 48170

Make checks payable in U.S. funds.

    Collision Damage Repair

    If the vehicle is involved in a collision and it is damaged, have the damage repaired by a qualified technician using the proper equipment and quality replacement parts...

    Radio Frequency Statement

    This vehicle has systems that operate on a radio frequency that complies with Part 15/Part 18 of the Federal Communications Commission (FCC) rules and with Innovation, Science and Economic Development (ISED) Canada's RSP-100 / license-exempt RSS's / ICES-001...

    Other information:

    GMC Terrain 2018-2022 Owners Manual: Windshield Wiper/Washer


    The windshield wiper/washer lever is on the side of the steering column. With the ignition on or in ACC/ACCESSORY, move the windshield wiper lever to select the wiper speed. HI : Use for fast wipes. LO : Use for slow wipes. INT : Move the lever up to INT for intermittent wipes, then turn the band up for more frequent wipes or down for less frequent wipes...

    GMC Terrain 2018-2022 Owners Manual: License Plate Lamp


    Lamp Assembly Bulb Assembly Bulb Socket Bulb Lamp Assembly To replace one of these bulbs: Open the liftgate partway. See Liftgate. Push the lamp assembly outboard to remove. Pull the lamp assembly down to remove it from the liftgate. Turn the bulb socket (1) counterclockwise to remove it from the lamp assembly (3)...

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