Generation Hub

GMC Terrain 2018-Present

2018–2026
Overview

The GMC Terrain, in its 2018-Present generation, is a compact SUV that combines style, technology, and performance. It features a bold exterior design with a distinctive front grille and LED signature lighting. The cabin is spacious and comfortable, offering a quiet and upscale environment. The Terrain is equipped with modern tech features, including an intuitive infotainment system with Apple CarPlay and Android Auto compatibility and advanced driver assistance systems like forward collision warning and lane departure warning. Powertrains typically include efficient turbocharged four-cylinder engines, and some models offer all-wheel drive for enhanced traction and stability. This makes the GMC Terrain a well-rounded choice for those seeking a refined and versatile compact SUV.

In terms of practicality, the Terrain boasts a well-designed cargo area with a hands-free power liftgate available in certain trims. It's also known for its comfortable ride quality and composed handling, making it suitable for daily commuting and longer journeys. Overall, the GMC Terrain from 2018 onwards offers a compelling blend of style, technology, and utility, making it a strong contender in the competitive compact SUV segment.

Specifications

GMC Terrain specification, engine oil capacity, spark plug gap, safety rating, fuel consumption, transmission, and light bulb sizes.

Engine 1.5L 4-Cylinder DOHC

  • Recommended Oil Viscosity: 0W-20
  • Oil certification: DEXOS-1
  • Oil capacity: 5.3 quarts

Spark Plug Gap

  • 1.5L 4-Cylinder: 0.028”

Engine 1.6L 4-Cylinder DSL

  • Recommended Oil Viscosity: 5W-30
  • Oil certification: DEXOS-2
  • Oil capacity: 5.3 quarts

Engine 2.0L 4-Cylinder DOHC

  • Recommended Oil Viscosity: 5W-30
  • Oil certification: DEXOS-1
  • Oil capacity: 6.0 quarts

Spark Plug Gap

  • 2.0L 4-Cylinder: 0.036”

Engine Cooling System

  • Capacity
    • 1.5L L4 Gas Engine:7.0 qt (6.6 L)
    • 1.6L L4 Diesel Engine: 7.9 qt (7.5 L)
    • 2.0L L4 Gas Engine: 8.2 qt (7.8 L)

Fuel

  • Capacity:
    • FWD:14.8 gal (56.0 L)
    • AWD:15.6 gal (59.0 L)

Transfer Case Fluid

  • Capacity: 0.85 qt (0.8 L)

Automatic Transmission

  • Type: DEXRON-VI Automatic Transmission Fluid.

Diesel Exhaust Aftertreatment System

  • Type: Diesel Exhaust Fluid (GM Part No. 19286291, in Canada 88865751) or diesel exhaust fluid that meets ISO 22241-1 or displays the API Diesel Exhaust Fluid Certification Mark.

Engine Coolant

  • Type: 50/50 mixture of clean, drinkable water and use only DEX-COOL Coolant

Hood and Door Hinges

  • Type: Multi-Purpose Lubricant, Superlube (GM Part No. 12346241, in Canada 10953474).

Hood Latch Assembly, Secondary Latch, Pivots, Spring Anchor, and Release Pawl

  • Type: Lubriplate Lubricant Aerosol (GM Part No. 89021668, in Canada 89021674) or lubricant meeting requirements of NLGI #2, Category LB or GC-LB.

Hydraulic Brake System DOT 3

  • Type: Hydraulic Brake Fluid (GM Part No. 19353126, in Canada 19299819).

Transfer Case (All-Wheel Drive)

  • Type: Transfer Case Fluid (GM Part No. 88900401, in Canada 89021678)

Powertrain


Engine

  • 1.5 L LYX turbo I4
  • 2.0 L LTG turbo I4 (2018-2020)
  • 1.6 L LH7 turbo-diesel I4
  • (2018-2019)

Transmission

  • 9T45 9-speed automatic (1.5 L)
  • 9T50 9-speed automatic (2.0 L)
  • 6T45 6-speed automatic (diesel)

Fuel Consumption


GMC TERRAIN 2018 FUEL CONSUMPTION

Safety Ratings


GMC 2018 SAFETY RATINGS

Warning Lights & Bulb Sizes

Front Lights

  • Daytime Running Light Bulb: LED
  • Front Fog Light Bulb: H11LL
  • Front Turn Signal Light Bulb: 7444NA
  • High Beam and Low Beam Headlight Bulb: HID-D5S
  • High Beam Headlight Bulb: LED
  • Low Beam Headlight Bulb: LED

Rear Lights

  • Back Up Light Bulb: 921
  • Brake Light Bulb:
    • 7440LL
    •  LED
  • Center High Mount Stop Light Bulb: LED
  • License Plate Light Bulb: 2825L
  • Parking Light Bulb: 7444NA
  • Rear Sidemarker Light Bulb: LED
  • Rear Turn Signal Light Bulb:
    • 7440LL
    • LED
  • Tail Light Bulb: LED

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Recalls NHTSA
Make
GMC
Model
Terrain

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