Heated Leather Seats, Moonroof, Back-Up Camera, Power Liftgate, All Wheel Drive, Turbo Charged, GMC PRO SAFETY PLUS, TRANSMISSION, 9-SPEED AUTOMATIC 9T45... ENGINE, 1.5L TURBO DOHC 4-CYLINDER, S... ELEVATION EDITION.
KEY FEATURES INCLUDE
Leather Seats, All Wheel Drive, Power Liftgate, Heated Driver Seat, Back-Up Camera. GMC SLT with Summit White exterior and Jet Black interior features a 4 Cylinder Engine with 170 HP at 5600 RPM*.
OPTION PACKAGES
SUNROOF, SKYSCAPE POWER WITH POWER SUNSCREEN, ELEVATION EDITION includes (PJM) 19 gloss black aluminum wheels, (V22) darkened front grille, (V2P) black roof side rails, black GMC center caps with black GMC lettering, black exterior accents, black mirror caps and black exterior badging, GMC PRO SAFETY PLUS includes (UKC) Lane Change Alert with Side Blind Zone Alert, (UFG) Rear Cross Traffic Alert and, (UD7) Rear Park Assist; in addition to standard (PDO) GMC Pro Safety (Also includes (KSG) Adaptive Cruise Control and (HS1) Safety Alert Seat.), AUDIO SYSTEM, 8 DIAGONAL GMC INFOTAINMENT SYSTEM includes multi-touch display, AM/FM/SiriusXM stereo, Bluetooth® streaming audio for music and most phones, Android Auto® and Apple CarPlay® capability for compatible phones, advanced voice recognition, in-vehicle apps, personalized profiles for infotainment and vehicle settings (STD), ENGINE, 1.5L TURBO DOHC 4-CYLINDER, SIDI, VVT (170 hp [127.0 kW] @ 5600 rpm, 203 lb-ft of torque [275.0 N-m] @ 2000 - 4000 rpm) (STD), TRANSMISSION, 9-SPEED AUTOMATIC 9T45, ELECTRONICALLY-CONTROLLED WITH OVERDRIVE (STD).
VEHICLE REVIEWS
Excellent Condition
Pricing analysis performed on 8/27/2025. Horsepower calculations based on trim engine configuration. Please confirm the accuracy of the included equipment by calling us prior to purchase.
Used 2021 GMCTerrain AWD SLT AWD
- Exterior Color
- Summit White
- Interior Color
- Jet Black
- Odometer
- 69,183 miles
- Body/Seating
- AWD/5 seats
- Transmission
- Automatic
- Drivetrain
- AWD
- Engine
- 4
- VIN
- 3GKALVEV2ML318650
- Stock Number
- X77398A
GMC
Terrain
Dealer Notes
Highlighted Features
- Lane departure
- Leather upholstery
- Automatic temperature control
- Emergency communication system
- Power moonroof
- Wireless phone connectivity
- Parking sensors
- Exterior parking camera rear
- Front dual zone A/C
- Auto high-beam headlights
- Auto-dimming rearview mirror
- High intensity discharge headlights
Included Packages & Accessories
- 4 Cylinder Engine
- 4-Wheel Disc Brakes
- A/C
- ABS
- Adaptive Cruise Control
- All Wheel Drive
- AM/FM Stereo
- Apple CarPlay
- Auto-Dimming Rearview Mirror
- Automatic Headlights
- Auxiliary Audio Input
- Back-Up Camera
- Blind Spot Monitor
- Bucket Seats
- Cross-Traffic Alert
- Cruise Control
- Daytime Running Lights
- Driver Adjustable Lumbar
- Driver Air Bag
- Floor Mats
- Fog Lamps
- Front Head Air Bag
- Gasoline Fuel
- Hands-Free Liftgate
- Heated Mirrors
- Heated Seats
- Heated Steering Wheel
- HID headlights
- Integrated Turn Signal Mirrors
- Keyless Entry
- Lane Keeping Assist
- Leather Seats
- Leather Steering Wheel
- Luggage Rack
- Mirror Memory
- MP3 Player
- Multi-Zone A/C
- Pass-Through Rear Seat
- Passenger Adjustable Lumbar
- Passenger Air Bag
- Power Door Locks
- Power Driver Seat
- Power Liftgate
- Power Mirror(s)
- Power Outlet
- Power Passenger Seat
- Power Windows
- Privacy Glass
- Rear Head Air Bag
- Remote Start
- Remote Trunk Release
- Satellite Radio
- Seat Memory
- Security System
- Smart Device Integration
- Stability Control
- Steering Wheel Audio Controls
- Sunroof / Moonroof
- Telematics
- Temporary Spare Tire
- Tire Pressure Monitor
- Tires - Front All-Season
- Tires - Rear All-Season
- Transmission w/Dual Shift Mode
- Trip Computer
- Turbo/Supercharged
- Universal Garage Door Opener
- WiFi Hotspot
KBB.com Consumer Reviews

Overall3.9Out of 5
- 4.0
Terrain all the way!
By GRATEFUL! | on Friday, November 20, 2020
This is our second Terrain. The first one saved my husband's life. He hit a tree headon and came out with just a broken leg. The airbags did their job. The vehicle I drove before was a Jeep Cherokee LE. I currently have a Terrain SLE. I did sacrifice some luxuries for the Terrain but the look of the black edition makes it worth it. I have had comments that we paid alot more for the vehicle than we actually did. It handles well and I would definitely buy another so far.… - 5.0
SURPRISINGLY SATISFYING!
By Mountainguy | on Wednesday, December 26, 2018
While I haven’t had this new Terrain very long yet, I find its size “just right” for 1 to 4 or 5 folks in city, small town and freeway driving. The Denali 2 liter turbo with AWD and traction control is great in all kinds of weather. Comfortable as can be. I LOVE THE DENALI GRILL!!! That, along with the high level of trim and outside light design and trim makes it feel like I’m driving a piece of jewelry. I don’t drive long-distance all that much since retirement, so gas mileage isn’t a big factor for me. The amazing variety of tech takes a while to learn... and the push-button gear selection takes some getting used to, but when you do, it becomes second nature... I love the “L” option allowing driver to shift to whichever of the 9 gears he needs. Great camera system for virtual 360º views, proximity warnings, driver’s seat vibrates and windshield blinks bright red to warn of cars , objects or people entering the car’s “personal” space. Overall length is a few inches shorter than the Mazda CX7 I traded in... so a bit more room in the garage. Very adequate and adaptable cargo space. Tire pressure readings on all four wheels with specific lbs/per read-outs. Nice large nav screen with good infotainment selection. Kick-open rear hatch, nice! Self-regulating high beams... heated front and rear seats with separate heating controls... I could go on and on... but bottom line for me is, the price for the Denali is high, but in the end, I thionk it is worth it, despite what some naysayers seem to think.… - 5.0
combined MPG AVG CITY AND HIGHWAY BEEN 29.5 MPG
By Sonny | on Monday, May 21, 2018
LIKE THE COMBINED MPG WHICH HAS BEEN 29.5 CITY AND HIGHWAY, VERSUS SUV I OWNED WAS 24.5 MPG COMBINED CITY, HIGHWAY. TERRAIN IS 5 MPG BETTER.ON MONTHLY DRIVING 1,700 MILES A MONTH THE TERRAIN FUEL FOR MONTH IS 57.6 GAL. WHILE OTHER SUV 69.6 GAL. ALMOST 12 GALLONS SAVED A MONTH THATS EQUAL TO 1 LESS TANK OF GAS USED A MONTH. FAIR AMOUNT SAVINGS PER MONTH.…
Based on 71 consumer ratings for 2018–2024 models. | Privacy
Used
2021 GMC
Terrain
Exterior Color: Summit White
Vin Number: 3GKALVEV2ML318650
Stock: X77398A
View this Used 2021 GMC Terrain in Cheektowaga, NY at Basil Ford. Serving drivers near Buffalo,Tonawanda & Depew NY.
Exterior Color: Summit White
Vin Number: 3GKALVEV2ML318650
Stock: X77398A
View this Used 2021 GMC Terrain in Cheektowaga, NY at Basil Ford. Serving drivers near Buffalo,Tonawanda & Depew NY.

While most open recalls are repaired prior to delivery, we cannot guarantee a recall-free vehicle. We encourage customers to check the most recent status of a vehicle prior to purchase-website provided by NHTSA.
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