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Key specifications
- Turbo Gas/Ethanol I4
- Engine Type
- 26 City / 30 Hwy
- MPG
- 170 hp
- Horsepower
- 5
- Seating Capacity
- 203 @ 2000 - 4000
- SAE Net Torque @ RPM
- 170 @ 5600
- SAE Net Horsepower @ RPM
- 1.5L/-TBD-
- Displacement
- Turbo Gas/Ethanol I4
- Engine Type
- N/A
- Suspension Type - Rear (Cont.)
- N/A
- Suspension Type - Front (Cont.)
- 4-Link
- Suspension Type - Rear
- MacPherson Strut
- Suspension Type - Front
- N/A
- Aux Fuel Tank Capacity, Approx
- 15 gal
- Fuel Tank Capacity, Approx
- N/A
- Maximum Trailering Capacity
- N/A
- Wt Distributing Hitch - Max Tongue Wt.
- Standard
- Stability Control
- Standard
- Backup Camera
- Standard
- Apple CarPlay®/Android Auto®
- Standard
- Bluetooth®
- N/A
- Maximum Alternator Capacity (amps)
- N/A
- Cold Cranking Amps @ 0° F (Primary)
- N/A
- Drum - Rear (Yes or )
- 11.3 x -TBD- in
- Rear Brake Rotor Diam x Thickness
- 11.8 x -TBD- in
- Front Brake Rotor Diam x Thickness
- Yes
- Disc - Rear (Yes or )
Notable features
Redesigned for 2018
Five-seat compact SUV
Choice of three engines, including a diesel
Apple CarPlay, Android Auto standard
4G LTE connectivity with Wi-Fi hot spot
Automatic emergency braking available
Engine
203 @ 2000 - 4000 SAE Net Torque @ RPM
170 @ 5600 SAE Net Horsepower @ RPM
1.5L/-TBD- Displacement
Turbo Gas/Ethanol I4 Engine Type
Suspension
N/A Suspension Type - Rear (Cont.)
N/A Suspension Type - Front (Cont.)
4-Link Suspension Type - Rear
MacPherson Strut Suspension Type - Front
Weight & Capacity
N/A Aux Fuel Tank Capacity, Approx
15 gal Fuel Tank Capacity, Approx
N/A Maximum Trailering Capacity
N/A Wt Distributing Hitch - Max Tongue Wt.
N/A Wt Distributing Hitch - Max Trailer Wt.
150 lbs Dead Weight Hitch - Max Tongue Wt.
1,500 lbs Dead Weight Hitch - Max Trailer Wt.
N/A Maximum Payload Capacity
N/A Curb Weight - Rear
N/A Curb Weight - Front
3,449 lbs Base Curb Weight
0 lbs Total Option Weight
N/A Curb Weight
Safety
Standard Stability Control
Standard Backup Camera
Entertainment
Standard Apple CarPlay®/Android Auto®
Standard Bluetooth®
Electrical
N/A Maximum Alternator Capacity (amps)
N/A Cold Cranking Amps @ 0° F (Primary)
Brakes
N/A Drum - Rear (Yes or )
11.3 x -TBD- in Rear Brake Rotor Diam x Thickness
11.8 x -TBD- in Front Brake Rotor Diam x Thickness
Yes Disc - Rear (Yes or )
Yes Disc - Front (Yes or )
N/A Brake ABS System (Second Line)
4-Wheel Brake ABS System
Pwr Brake Type
Photo & video gallery




























Factory warranties
New car program benefits
Basic
3 years / 36,000 miles
Corrosion
3 years / 36,000 miles
Powertrain
5 years / 60,000 miles
Maintenance
2 years / 24,000 miles
Roadside Assistance
5 years / 60,000 miles
Certified Pre-Owned program benefits
Age / mileage
5 model years or newer / up to 75,000 miles
Basic
12 months / 12,000 miles bumper-to-bumper original warranty, then may continue to 6 years / 100,000 miles limited (depending on variables)
Dealer certification
172-point inspection
The good & the bad
The good
Overall refinement
Firm but composed ride quality
Powerful 2.0-liter engine
Diesel engine's fuel economy, torque
Extra versatility with standard fold-flat front passenger seat
The bad
Nine-speed transmission sometimes in too high a gear
Noticeable vibration in diesel versions
Diesel version's unremarkable towing capacity
Front seats may be a little narrow for some
Oddly shaped rear-seat backrest
Most recent
Bought the car CPO in summer 2021 with 38k miles.
Bought the car CPO in summer 2021 with 38k miles. Now being summer 2024 with 90k miles and I’ve mostly had good luck with the car and its components. I have the extended warranty through 100k miles but I feel like all American cars are built to fail after the warranty runs out. Overall great car: I have the 2.0L turbo engine
- Does recommend this car
Gas and diesel terrain
I have owned 5 of the 2018-19 terrains. I have had the 1.5 gas, 2.0 gas and the 1.6 diesel. The power on the 2.0 is awesome. Mileage on the 1.5 is good. Mileage on the 1.6 diesel is great. I have 336,000 miles on my diesel. It has had lots of issues due to emissions and transmissions. Last week it got a new engine as
- Purchased a Used car
- Used for Commuting
- Does recommend this car
Safety review
Based on the 2018 GMC Terrain base trim
NHTSA crash test and rollover ratings, scored out of 5.
- Overall rating
-
4/5
- Combined side rating front seat
-
5/5
- Combined side rating rear seat
-
3/5
- Frontal barrier crash rating driver
-
5/5
- Frontal barrier crash rating passenger
-
5/5
- Overall frontal barrier crash rating
-
5/5
- Overall side crash rating
-
4/5
- Rollover rating
-
4/5
- Side barrier rating
-
4/5
- Side barrier rating driver
-
5/5
- Side barrier rating passenger rear seat
-
3/5
- Side pole rating driver front seat
-
5/5
18.8%
Risk of rollover
- Side barrier rating driver
-
5/5
- Side barrier rating passenger rear seat
-
3/5
- Side pole rating driver front seat
-
5/5
18.8%
Risk of rollover
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GMC Terrain history
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2023 GMC Terrain -
2022 GMC Terrain -
2021 GMC Terrain -
2020 GMC Terrain -
2019 GMC Terrain -
2018 GMC Terrain
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