GMC Terrain Second generation (2018 - 2021)

Custom-fit Add-ons
Second generation of GMC Terrain has been in production since 2018 by 2021.
In addition to external changes, the model has undergone changes in technical terms. Second generation is shorter than the previous generation by 3.2 inches , is narrower by 0.4 inches , is lower by 0.9 inches. The weight of the car has decreased by 343 lbs.
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2021 GMC Terrain Engines list
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2020 GMC Terrain Engines list
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2019 GMC Terrain Engines list
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2018 GMC Terrain Engines list
GMC Terrain Second generation dimensions and specs
Compare two GMC Terrain generations
Second generation | |
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Body style | SUV, Crossover |
Engine options | LYX, 1.5L I-4, , |
LTG 2.0 L Turbo, 2.0L I-4, , | |
LH7, 1.6L I-4, , | |
Transmission | 9-spd auto w/OD, 6-spd auto w/OD |
Drive type | front-wheel, all-wheel drive, all-wheel |
Length | 182.30 in |
Width | 72.40 in |
Height | 65.40 in |
Wheelbase | 107.30 in |
Curb weight | 3449 - 3841 lbs |
Number of doors | 4 |
Seating capacity | 5 |
Cargo capacity | 29.6 cu.in |
Cargo capacity with seats hold down | 63.3 cu.in |
Front hip room | 54.00 in |
Rear hip room | 52.00 in |
Front Headroom | 40.00 in |
Rear Headroom | 39.00 in |
Front shoulder room | 57.00 in |
Rear shoulder room | 56.00 in |
Fuel tank capacity | 14.9 - 15.6 gal |
MPG (City/Highway) | 21 - 28/26 - 39 |
Towing capacity | 1000 - 3000 lbs |
0-60 mph / 0-100 kph | 6.8 - 10 sec |
¼ mile time | 15.2 - 18.3 sec |
GMC Terrain Common Problems generations
Unfortunately, there is no such thing as a perfect car. Each car has its own design flaws and problems that the user has to deal with. During the GMC Terrain Second generation production period from 2018 to 2021 drivers have reported 77 complaints. The most common problems are POWER TRAIN, ELECTRICAL SYSTEM, ENGINE.
Model Year | Complaints |
2020 Terrain |
1
|
2019 Terrain |
23
|
2018 Terrain |
53
|
Problem Category | Number of Problems |
POWER TRAIN stopped at a light to make a left turn. the vehicle jerked then shifted from drive to park. the info... |
21
~ 7026 miles |
UNKNOWN OR OTHER driving over a bridge over water a loud explosion happened.at first i did not know what it was until i... |
17
~ 2564 miles |
ELECTRICAL SYSTEM tl* the contact owns a 2018 gmc terrain. while driving various speeds the driver's alert warning system failed to operate... |
15
~ 6662 miles |
ENGINE purchased a brand new gmc terrain. 12 days and 460 miles later the service engine soon light came on. took... |
14
~ 6537 miles |
VEHICLE SPEED CONTROL my vehicle is stalling and stuttering while trying to accelerate. it also does the same when decelerating. the truck will... |
9
~ 6581 miles |
ELECTRONIC STABILITY CONTROL the first time while driving at 60 mph the vehicle instrument panel warning lights activated and gauges fluctuated followed by... |
9
~ 3818 miles |
SERVICE BRAKES the first time while driving at 60 mph the vehicle instrument panel warning lights activated and gauges fluctuated followed by... |
6
~ 4841 miles |
AIR BAGS i pulled into our carport. it felt like the car just "sped up and went faster and faster." it hit |
5
~ 6823 miles |
STEERING when i am driving the power steering doesnt work well and the steering is hard to turn and keep vehicle... |
4
~ 7500 miles |
FUEL/PROPULSION SYSTEM this car a 2018 gmc terrain is equipped with auto start / stop a standard feature that turns off the... |
4
~ 10592 miles |
SUSPENSION the vehicle was in motion making a right hand turn and in the turn the operator lost control of the... |
2
~ 5975 miles |
WHEELS while driving on a snow- covered road with any amount of snow the snow gets packed inside of the wheels... |
2
~ 6000 miles |
VISIBILITY/WIPER tl* the contact owns a 2018 gmc terrain. while driving at night and attempting to back into the driveway the... |
2
~ 151 miles |
CLUTCH ASSEMBLY > POWER TRAIN tl* the contact owns a 2018 gmc terrain. when driving downhill the vehicle stalled and would not accelerate. there were... |
1
~ 4200 miles |
AUTOMATIC EMERGENCY BRAKING > FORWARD COLLISION AVOIDANCE tl* the contact owns a 2019 gmc terrain. while driving 70 mph with the cruise control engaged the automatic emergency... |
1
~ 4473 miles |
CAMERA > SENSING SYSTEM > BACK OVER PREVENTION tl* the contact owns a 2018 gmc terrain. while driving at night and attempting to back into the driveway the... |
1
~ 300 miles |
SEATS manuel lever to lift lower and raise the height keep coming off the track . this will be the second |
1
~ 1000 miles |
SUN/MOON ROOF ASSEMBLY > VISIBILITY tl* the contact owns a 2018 gmc terrain. while driving at 70 mph the contact heard an explosion and coasted... |
1
~ 2000 miles |
BODY > STRUCTURE i pulled into our carport. it felt like the car just "sped up and went faster and faster." it hit |
1
~ 2290 miles |
How to improve the appearance of your GMC Terrain and to make it look younger?
Time goes on, and the automobile industry does not stand still. The cars that were trendy just a few years ago no longer make people look at you with such enthusiasm. However, you won't love your car any less because it's getting old. But if you want your GMC Terrain to stand out from the crowd and still catch the eye, transform its appearance. Put on nice rims - it'll make it more noticeable right away. Install coilovers - lowered cars always look cooler. Add fender flares to the kit and you get a sportier look. Put decals on it and people passing by won't be able to take their eyes off of you.
However, you can not only change the appearance of your car beyond recognition, but also to rejuvenate it. If you want, you can make your car a couple of generations younger. To do this you should buy a body kit - a set of body elements that repeat the outlines of cars of later versions. It won't make the car go faster, but it will be extremely difficult to notice the differences externally.
Body kits
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GOOACC 240PCS Bumper Retainer Clips Car ...
- UNIVERSAL FIT KIT - Great Assortment Push Retainer Kit with 12 popular size, fitting for door trim, radiator shield yoke, fender, bumper and splash shield retainers replacement for Ford, GM, Chrysler, Toyota, Honda and more.
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Xotic Tech Front Bumper Lip Chin Spoiler...
- 【Material】Made of updated durable and sturdy ABS, no deformation in long-term use, physically strong firm and durable, anti-collision and scratch-resistant
- 【Special Design】DIY installation, different cool style reveal no matter you install the White spoiler or...
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Xotic Tech Universal Front Bumper Lip Ch...
- [Model] - Universal fitment for most vehicle front bumper lip.(Please measure and check the position you are going to install the spoiler, and make sure these splitters will fit your vehicle before purchase.)
- [Material] -...
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Bumper Trunk Quick Release Front Rear Bu...
- Need to attach and detach your bumper quickly? Quick release fasteners are great for front bumpers, rear bumpers, and hatch lids that need to be frequently removed. They are perfect for people who go to...
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GOOACC 5PCS Auto Trim Removal Tool Kit N...
- SAVE TIME, FRUSTRATION AND MONEY -There are 5 pcs different kinds of trim tools, including 4 pcs car door panel removal tool and 1 fastener remover to facilitate your needs when repairing.
- PREMIUM GRADE NYLON...
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Mega Racer Universal JDM Racing Style Gl...
- ? UNIVERSAL FIT: Our Hood Scoop Is Ultra Light Weight And Designed To Be A Universal Fit With Every Car With A Flat Hood Type. Upgrade The Look Of Your Vehicle With No Cutting Or...
Fender flares
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EZ Flares – The Original Universal Fle...
- ENHANCE & PROTECT YOUR RIDE – The universal fender EZ Flares are a fast, easy, and low-cost way to give your car an aggressive, off-road look! Universal compatibility allows it to be installed on virtually...
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EZ Flares XL – The Original Universal ...
- MAXIMUM PROTECTION & TIRE COVERAGE – The universal EZ Flares XL are fast, easy way to give your truck an aggressive, off-road look and stay legal! Universal compatibility allows it to be installed on virtually...
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GOOACC Blind Rivet,Fender Flare & Rocker...
- 20 Pieces of Nylon Blind Rivets: Replaces GM: 10184895, 20452072 Ford: N803862-S, Chrysler: 6501559, 6506007-AA
- 20 Pieces of Fender Flare & Rocker Moulding Clip:Replaces Chrysler: 68039280-AA Jeep Wrangler JK & Wrangler Unlimited JK 2007 -
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Mean Mug Auto 23181-6133A 50x Fender Fla...
- Precision-engineered to push firmly into a 10 mm hole and lock into place.
- Ready to fit snuggly into your vehicle with the 14 mm stem length and the 38 mm head diameter.
- Compatible with Chrysler:...
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50PCS Fender Flare Clips, Push Door Trim...
- [High quality material]: Fender Flare Clips are made of high quality Nylon material, which is wear-resistant and corrosion resistant. It is equipped with black foam for better sealing, smaller swing, and is not easy to...
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Mean Mug Auto 201525-6133C 38x Fender Fl...
- Compatible with Toyota : Toyota Tacoma 2004-on, 4Runner 2002-on, RAV4 2005-on, FJ Cruiser 2006-2010, Highlander 2009-2010
- Blue Fender Flare clips : Size: Head Diameter: 17mm, Stem Length: 10mm Replaces OEM Number 75495-35010
- Orange Fender Flare...
Rims
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All-Fit Rim Trim Wheel Protection Strips...
- Car Wheel Rim Protection Strips Available In 7 Standout Colors ?
- 25 Feet of OEM Grade Wheel Rim Material That Won't Rip Or Tear
- Package Includes Enough Rim Trim Wheel Protection For Four 24 inch...
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VARGTR 4 Pcs Tire Valve Stem Caps,Lumino...
- [Material] The valve dust cap is made of high-quality and durable ABS plastic, which is dustproof and waterproof and can be used for a long time.
- [Fluorescent Design] The wheel tire valve absorbs light when...
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8 Pcs Wheel Rim Decal Stripes Car Decals...
- Quality Materials: these rim decals are made of reflective PVC material, which is waterproof and windproof, can resist rain erosion and sunlight, not easy to fade, good adhesion, not easy to fall, and can be...
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Ouzorp Car Wheel Scratch Fix Rim Touch U...
- If you are parking sideways, your wheels are easily scratched, the kits help you repair scratches and slight dents.
- It has never been easier to repair your wheels quickly! No need to take your wheels...
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Ouzorp Car Wheel Scratch Fix Rim Touch U...
- If you are parking sideways, your wheels are easily scratched, the kits help you repair scratches and slight dents.
- It has never been easier to repair your wheels quickly! No need to take your wheels...
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Tallew 4 Pcs Push Through Wheel Center C...
- Quality Material Selection: made of quality stainless steel, the wheel center cap is sturdy and solid, reliable and long lasting, strong enough against breakage, deformation and abrasion, serving you for long
- Notable Size Details: the...
Coilovers
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Xotic Tech 2pc Adjustable 6"-9" Front Bu...
- ?2 pieces of front bumper lip splitter rod strut tie bars, universal for cars use.
- ?Package includes fully articulated top and bottom joins which allow them to be installed at any angle.
- ?Made with premium...
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Xotic Tech Front Bumper Lip Chin Spoiler...
- 【Material】Made of updated durable and sturdy ABS, no deformation in long-term use, physically strong firm and durable, anti-collision and scratch-resistant
- 【Special Design】DIY installation, different cool style reveal no matter you install the White spoiler or...
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Motor Trend Premium FlexTough All-Protec...
- Flex Tough – Our Advanced Performance Rubber Polymers are Tested for Extreme Conditions to Ensure they Don't Crack, Split or Deform
- No-Slip Grip – Rubberized Nibs on the Bottom so the Mat Does not Move...
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Brake Light Flasher Strobe Brake Light S...
- What you can receive: there are 4 pieces of flash strobe controllers and 4 pieces of double sided adhesive tapes in the package, which can alert the vehicles behind you to stop to avoid rear-end...
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JUSTTOP Universal Cleaning Gel for Car, ...
- Safe and Eco-friendly: The car beauty keyboard cleaning gel is made of high quality biodegradable gel material, non-sticky and smells like a light lemon fragrance. It is non-irritating to the skin and is environmentally safe.Cleaning...
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iJDMTOY Universal Fit Gun Metal Grey Fin...
- Universal fit for most cars (sedan/coupe/convertible)
- Come with (4) gunmetal grey color powder-coated anodized finish aluminum fasteners, (4) sets of stainless bolts/nuts/washers, (2) high strength fastener O-ring rubber bands
- Made with T6 6061 high quality...
Decals
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24 x 6.6 Inches Giant Car Bumper Sticker...
- What Will You Get: this package contains 2 pieces 24 x 6.6 inches of large size car stickers for easy replacement and sharing, this will be the ideal present option, and if you have a...
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8 Pcs Wheel Rim Decal Stripes Car Decals...
- Quality Materials: these rim decals are made of reflective PVC material, which is waterproof and windproof, can resist rain erosion and sunlight, not easy to fade, good adhesion, not easy to fall, and can be...
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Arrow Reflective Stickers for Car, 24PCS...
- 【Safety Warning Stickers】: This car sticker is designed with a diamond-grade, high-brightness reflective prism structure, which can have a good reflective effect even in low light. It is not only a cool decorative item, but...
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3D Aluminum Alloy American US Flag Decal...
- Note: Please refer to picture 2 for size. The size of each shape is different. Please confirm the shape and size you need carefully before purchasing.Waterproof, light, no shrinkage, no fading, no rust.
- Quality: High...
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Frienda 6 Pieces Small Flame Decals Stic...
- Adorn your cars: these transfer decals are the fastest and easiest way to customize your car, can add more shine and personality to your vehicles and win more compliments from others
- Easy to use: the...
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7 inch Snow Mountain Tree Stickers for C...
- 【Works for A Long Time】: This forest snow mountain sticker is made of high quality PVC material, not only waterproof and anti-fading, but also not easy to fade very durable. We use a high level...

GMC Terrain specs
Compare
Performance
Engine |
0-60 times |
Upgrades |
Exterior
Wheels |
Wheel Interchange |
Bulbs |
Dimensions |
Ground clearance |
Weight |
Upgrades |
Interior
Steering wheel |
Speakers size |
Upgrades |
Maintenance
Towing Capacity |
Oil Capacity |
Wipers size |
Fuses |
Gas tank size |
Battery size |
Gas type |
Cargo space |
Safety ratings |
Complaints |
Generations |
Upgrades |
Manuals |
Mpg |
Discussion