GMC Terrain: Performance and Maintenance / Fuel (Diesel). E85 or FlexFuel

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

Fuel (LYX - 1.5L 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...

Engine Oil Life System

The engine oil life system calculates engine oil life based on vehicle use and displays the CHANGE ENGINE OIL SOON message when it is time to change the engine oil and filter...

Other information:

GMC Terrain 2018-2026 Owners Manual: Emergency

Emergency Services require an active safety and security plan. With Automatic Crash Response, built-in sensors can automatically alert a specially trained OnStar Advisor who is immediately connected in to the vehicle to help. Press for a priority connection to an OnStar Advisor who can contact emergency service providers, direct them to your exact location, and relay important informat..

GMC Terrain 2018-2026 Owners Manual: High-Beam On Light, Front Fog Lamp Light and Lamps On Reminder

High-Beam On Light This light comes on when the high-beam headlamps are in use. See Headlamp High/Low-Beam Changer. IntelliBeam Light This light comes on when the IntelliBeam system, if equipped, is enabled. See Exterior Lamp Controls. Front Fog Lamp Light If equipped, the fog lamp light comes on when the fog lamps are in use. The light goes out when the fog lamps are turned off. See F..