CarteaWikiCar KnowledgeGMC Terrain 2018: What You Need to Know

GMC Terrain 2018: What You Need to Know

Shaun
Shaun
Published: 2025-11-03
Updated: 2025-12-21
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The GMC Terrain 2018 is a compact SUV that perfectly balances style, performance, and convenience. Known for its versatility, spacious interior, and advanced features, it remains a popular option, especially among families and commuters. Whether you're thinking about buying a used one or simply want to compare its specs, this guide breaks it all down for you.

Overview of the GMC Terrain 2018

Making a bold impression with its modern redesign, the GMC Terrain 2018 took a fresh approach to the compact SUV segment. Balancing practicality with a hint of luxury, this vehicle is as functional as it is stylish.

Highlights:

  • Vehicle Type: Compact SUV

  • Seating: Accommodates up to 5 passengers comfortably.

  • Engines: Choose from a turbocharged 1.5L, a turbocharged 2.0L, or a fuel-efficient 1.6L diesel engine.

  • Transmissions: Includes a 9-speed automatic for gas engines and a 6-speed automatic for the diesel.

  • Drive Configurations: Offers both Front-Wheel Drive (FWD) and All-Wheel Drive (AWD) options.

Whether you're navigating city streets or planning road trips, this SUV provides the flexibility and features you need.


Key Features of the GMC Terrain 2018

Exterior Design

The GMC Terrain 2018 stands out with its bold aesthetics, blending refinement with rugged charm. Its innovative design elements make it instantly recognizable.

  • A distinctive "floating roof" design gives it a sleek appearance.

  • Wheels come in 17-inch to 19-inch alloy options to suit different tastes.

  • LED headlights and taillights enhance visibility while adding a touch of sophistication.

This modern and well-thought-out design ensures your SUV looks great on any road.

Interior Comfort and Space

Step inside the GMC Terrain 2018 and you'll find a cabin designed to make every journey comfortable. From premium materials to thoughtful storage spaces, the interior caters to both driver and passengers.

  • Choose from soft cloth or optional leather upholstery.

  • Enjoy a 7-inch or 8-inch intuitive infotainment system with seamless Apple CarPlay and Android Auto integration.

  • Versatile seating options, including flat-folding rear seats, allow for up to 63.3 cubic feet of cargo space.

Long drives are made more enjoyable with comfortable seating and modern tech, creating a pleasant experience for everyone.

Performance and Fuel Efficiency

A staple of the GMC Terrain 2018 is its variety of engine options to cater to different driving needs. Here's a breakdown of what you'll get:

Engine Type

Horsepower

Estimated MPG (City/Highway)

1.5L Turbocharged

170 hp

26/30 (FWD) or 24/28 (AWD)

2.0L Turbocharged

252 hp

22/28 (FWD) or 21/26 (AWD)

1.6L Diesel

137 hp

28/39 (FWD) or 28/38 (AWD)

The diesel option stands out for its impressive highway fuel efficiency, ideal for long-distance travelers, while the turbocharged engines promise quick acceleration and smooth rides.

Advanced Safety Features

Safety remains one of the strongest points of the GMC Terrain 2018. Equipped with cutting-edge safety technologies, it ensures peace of mind for drivers and their families.

  • Forward Collision Alert helps you avoid potential accidents.

  • Lane Keep Assist and Departure Warning keep you safely on track.

  • Rear Cross Traffic Alert enhances visibility while reversing.

  • Upgrade to the Surround Vision Camera for a 360-degree view of your surroundings.

These features contribute to its high safety ratings, making it an excellent choice for cautious drivers.


Pros and Cons of the GMC Terrain 2018

Every vehicle has its perks and drawbacks. Here's a closer look:

Pros:

  • A smooth and enjoyable driving experience for city or highway use.

  • Multiple engine options, including one tailored for fuel-conscious drivers.

  • Ample cargo room for a compact SUV, great for trips or shopping.

  • High-end trims with luxurious interior options for added comfort.

Cons:

  • The base engine may not satisfy drivers seeking high power.

  • Limited off-road capabilities even with the available AWD setup.

  • Fully-equipped trims can be expensive.


Should You Buy a GMC Terrain 2018 in 2025?

As time goes on, the GMC Terrain 2018 remains a durable, stylish, and practical option in the used car market. While newer vehicles may boast cutting-edge technology, this model offers tried-and-true features at a more affordable price, especially for those prioritizing comfort and reliability. Check for a well-maintained model to ensure it continues to perform admirably.


FAQ

Does the GMC Terrain 2018 offer good fuel economy?

Yes, particularly the 1.6L diesel engine, which excels in highway mileage with up to 39 MPG. Gas options also remain competitive within their class.

Is the GMC Terrain 2018 family-friendly?

Certainly! With seating for five, spacious interiors, and versatile cargo capacity, it's an excellent choice for families.

What are common reliability concerns with the GMC Terrain 2018?

Some owners have reported transmission issues in models with higher mileage. A thorough inspection before purchase is strongly advised.

What trim levels are available?

The GMC Terrain 2018 comes in SL, SLE, SLT, and Denali trims, each offering progressively higher performance and luxury features.

How reliable is the GMC Terrain 2018 overall?

With additional care and consistent maintenance, it has a solid reputation. Most owners find it dependable and well-built over time.


If you’re looking for an economical yet feature-rich compact SUV, the GMC Terrain 2018 can still be a great choice, even in 2025.

Read More:

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ShaunShaun
Chief editor information:

Senior Writer The quest for automotive knowledge began as soon as the earliest memories. Various sources information, even questionable ones, have been explored including video games, television, magazines, or even internet forums. Still stuck in that rabbit hole.

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