GMC Terrain: Performance and Maintenance / Fuel (LYX - 1.5L L4 Turbo Engine) and Fuel (LTG - 2.0L L4 Turbo Engine)

GMC Terrain 2018-2025 Owners Manual / In Brief / Performance and Maintenance / Fuel (LYX - 1.5L L4 Turbo Engine) and Fuel (LTG - 2.0L L4 Turbo Engine)

Fuel (LYX - 1.5L L4 Turbo Engine)

GMC Terrain. Fuel (LYX - 1.5L L4 Turbo Engine) and Fuel (LTG - 2.0L L4 Turbo Engine)

Regular Unleaded Fuel

Use only Regular 87 octane — (R+M)/2 — or higher unleaded gasoline in your vehicle. TOP TIER Detergent Gasoline is recommended. Do not use gasoline with an octane rating lower as it will result in reduced performance and lower fuel economy. See Recommended Fuel (LYX - 1.5L L4 Turbo Engine) or Recommended Fuel (LTG - 2.0L L4 Turbo Engine).

Fuel (LTG - 2.0L L4 Turbo Engine)

GMC Terrain. Fuel (LYX - 1.5L L4 Turbo Engine) and Fuel (LTG - 2.0L L4 Turbo Engine)

Premium Recommended

Use premium 93 octane — (R+M)/2 — unleaded gasoline in your vehicle. TOP TIER Detergent Gasoline is recommended. Unleaded gasoline with an octane rating as low as 87 may be used, but it will reduce performance and fuel economy.

See Recommended Fuel (LYX - 1.5L L4 Turbo Engine) or Recommended Fuel (LTG - 2.0L L4 Turbo Engine).

    Tire Pressure Monitor

    This vehicle may have a Tire Pressure Monitor System (TPMS). The low tire pressure warning light alerts to a significant loss in pressure of one of the vehicle's tires...

    Fuel (Diesel). E85 or FlexFuel

    Fuel (Diesel). Use of diesel fuel with ultra low sulfur content (15 ppm, maximum) is required. See Fuel for Diesel Engines. E85 or FlexFuel No E85 or FlexFuel Gasoline-ethanol fuel blends greater than E15 (15% ethanol by volume), such as E85, cannot be used in this vehicle...

    Other information:

    GMC Terrain 2018-2025 Owners Manual: Older Children


    Older children who have outgrown booster seats should wear the vehicle’s seat belts. The manufacturer instructions that come with the booster seat state the weight and height limitations for that booster. Use a booster seat with a lap-shoulder belt until the child passes the fit test below: Sit all the way back on the seat...

    GMC Terrain 2018-2025 Owners Manual: Automatic Reversal System


    The sunroof has an automatic reversal system that is only active when the sunroof is operated in express-close mode. If an object is in the path while express closing, the reversal system will detect an object, stop, and open the sunroof again. If frost or other conditions prevent closing, override the feature by closing the sunroof in manual mode...

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