GMC Terrain: Fuel Additives / Diesel

TOP TIER Detergent Diesel is highly recommended for use with your vehicle. If your area does not have TOP TIER Detergent Diesel, GM recommends the use of ACDelco Diesel Fuel Conditioner. This will help you maintain optimal engine performance. GM does not recommend other aftermarket diesel additives. In the event you refuel using low-quality diesel, GM recommends adding ACDelco Fuel System Treatment Plus-Diesel can help clean engine deposits and is available only at your GM dealership.

    Gasoline

    TOP TIER Detergent Gasoline is highly recommended for use with your vehicle. If your country does not have TOP TIER Detergent Gasoline, add ACDelco Fuel System Treatment Plus−Gasoline to the vehicle’s gasoline fuel tank at every oil change or 15,000 km (9,000 mi), whichever occurs first...

    Fuel for Diesel Engines

    The selection of a high-quality fuel is important for maintaining optimum vehicle performance. Diesel fuel should meet or exceed the minimum requirements in the most current versions of the local fuel standards Do not use fuel with more than 15 ppm sulfur...

    Other information:

    GMC Terrain 2018-2025 Owners Manual: Infotainment System


    Infotainment See the infotainment manual for information on the radio, audio players, phone, navigation system, and voice or speech recognition. It also includes information on settings. Active Noise Cancellation (ANC) If equipped, ANC reduces engine noise in the vehicle’s interior...

    GMC Terrain 2018-2025 Owners Manual: Folding the Seatback


    Either side of the seatback can be folded for more cargo space. Fold a seatback only when the vehicle is not moving. Caution Folding a rear seat with the seat belts still fastened may cause damage to the seat or the seat belts. Always unbuckle the seat belts and return them to their normal stowed position before folding a rear seat...

    Copyright © 2025 www.gmcterrain2.com