Discover the exceptional 2021 GMC Terrain SLT, a versatile and well-equipped SUV that offers a refined driving experience and a wealth of premium features. With its sleek exterior design, impressive performance, and advanced technology, this Terrain is the perfect choice for those seeking a vehicle that seamlessly blends style, comfort, and capability.
Highlights of this exceptional Terrain SLT include:
- Skyscape Power Sunroof with Power Sunscreen
- Infotainment Package II with 8" Diagonal GMC Infotainment System, Navigation, and Bose Premium 7-Speaker Sound System
- GMC Pro Safety Plus, including Lane Change Alert with Side Blind Zone Alert, Rear Cross-Traffic Alert, Rear Park Assist, Adaptive Cruise Control, and Safety Alert Seat
The 1.5L DOHC engine, paired with a 9-speed automatic transmission and front-wheel drive, delivers an impressive balance of power and efficiency, with an EPA-estimated 25 city/30 highway MPG. This Terrain SLT is the perfect blend of style, technology, and performance, making it an exceptional value in the compact SUV segment.
Step inside the well-appointed cabin and you'll be greeted by premium Perforated Leather-Appointed Seat Trim, heated front seats, and a heated steering wheel. The Infotainment Package II provides seamless connectivity with Apple CarPlay and Android Auto, while the Bose premium sound system ensures an immersive audio experience.
The Terrain SLT's impressive safety suite, including Lane Change Alert with Side Blind Zone Alert, Rear Cross-Traffic Alert, and Rear Park Assist, provides added peace of mind on the road. The Adaptive Cruise Control and Safety Alert Seat further enhance the driving experience, allowing you to navigate with confidence.
With its spacious interior, versatile cargo capacity, and advanced features, the 2021 GMC Terrain SLT is the perfect companion for your everyday adventures and weekend getaways. Experience the difference that this exceptional SUV can make in your life. Schedule a test drive today and discover the exceptional value and capabilities of the Terrain SLT.
Pre-Owned 2021 GMCTerrain SLT
- Exterior Color
- White Frost Tricoat
- Interior Color
- Brandy/Jet Black
- Mileage
- 105,626 miles
- Body/Seating
- SUV/5 seats
- Fuel Economy
- 25/30 MPG City/Hwy
- Transmission
- 9-Speed Automatic
- Drivetrain
- FWD
- Engine
- 1.5L DOHC
- VIN
- 3GKALPEV4ML323070
- Stock Number
- U60021A
GMC
Terrain
Highlighted Features
- Lane departure
- Leather upholstery
- Automatic temperature control
- Emergency communication system
- Wireless phone connectivity
- Exterior parking camera rear
- Front dual zone A/C
- Auto high-beam headlights
- Auto-dimming rearview mirror
- High intensity discharge headlights
- Split folding rear seat
- Memory seat
Included Packages & Accessories
- Preferred Equipment Group 4SA
- 6 Speakers
- AM/FM radio: SiriusXM
- Radio data system
- Air Conditioning
- Automatic temperature control
- Front dual zone A/C
- Rear window defroster
- Bluetooth® For Phone
- Memory seat
- Power driver seat
- Power steering
- Power windows
- Remote keyless entry
- Steering wheel mounted audio controls
- Four wheel independent suspension
- Speed-sensing steering
- Traction control
- 4-Wheel Disc Brakes
- ABS brakes
- Dual front impact airbags
- Dual front side impact airbags
- Emergency communication system: OnStar and GMC connected services capable
- Front anti-roll bar
- Low tire pressure warning
- Occupant sensing airbag
- Overhead airbag
- Rear anti-roll bar
- Skyscape Power Sunroof w/Power Sunscreen
- Power Liftgate
- Brake assist
- Electronic Stability Control
- Exterior Parking Camera Rear
- Auto High-beam Headlights
- Delay-off headlights
- Front fog lights
- Fully automatic headlights
- High-Intensity Discharge Headlights
- Panic alarm
- Security system
- Speed control
- Auto-dimming door mirrors
- Bumpers: body-color
- Heated door mirrors
- Power door mirrors
- Roof rack: rails only
- Spoiler
- Turn signal indicator mirrors
- Apple CarPlay/Android Auto
- Auto-dimming Rear-View mirror
- Compass
- Driver door bin
- Driver vanity mirror
- Front reading lights
- Garage door transmitter
- Heated steering wheel
- Illuminated entry
- Outside temperature display
- Overhead console
- Passenger vanity mirror
- Rear seat center armrest
- Tachometer
- Telescoping steering wheel
- Tilt steering wheel
- Trip computer
- Front Center Armrest
- Heated front seats
- Perforated Leather-Appointed Seat Trim
- Power passenger seat
- Split folding rear seat
- Passenger door bin
- Alloy wheels
- Wheels: 18" x 7" Machined Aluminum w/Gray Accents
- Rear window wiper
- Variably intermittent wipers
- 3.47 Axle Ratio
- *INFOTAINMENT PACKAGE II
- *SKYSCAPE SUNROOF
- *GMC PRO SAFETY PLUS
- GMC Pro Safety Plus
- Infotainment Package II
- 2 USB Data Ports w/SD Card Reader
- 6-Speaker Audio System Feature
- HD Radio
- Premium 7-Speaker Bose Sound System w/Amplifier
- Radio: GMC Infotainment Audio System w/8" Display
- Radio: GMC Infotainment Audio System w/Navigation
- SiriusXM Radio
- 8-Way Power Driver Seat Adjuster
- Rear Park Assist
- Adaptive Cruise Control
- 2 USB Data Ports
- Lane Change Alert w/Side Blind Zone Alert
- Rear Cross-Traffic Alert
- Driver & Front Passenger Heated Seats
- Front Bucket Seats
- Power Driver Lumbar Control
- Safety Alert Seat
Included Packages & Options
- Infotainment Package II$1,180
- Radio: GMC Infotainment Audio System w/Navigation
Included Options
- Skyscape Power Sunroof w/Power Sunscreen$1,495
Detailed Specifications
- 1-touch down
- 1-touch up
- Air conditioning
- Auto-dimming rearview mirror
- Automatic temperature control
- Driver door bin
- Driver vanity mirror
- Emergency communication system: OnStar and GMC connected services capable
- Front beverage holders
- Front dual zone A/C
- Garage door transmitter
- Heated steering wheel
- Illuminated entry
- Memory seat
- Overhead console
- Passenger door bin
- Passenger vanity mirror
- Power windows
- Proximity key: doors and push button start
- Rear beverage holders
- Rear door bins
- Remote engine start: keyfob
- Remote keyless entry
- Speed control
- Telescoping steering wheel
- Tilt steering wheel
- Trunk/hatch auto-latch
- Alloy wheels
- Four wheel independent suspension
- Front anti-roll bar
- Power steering
- Rear anti-roll bar
- Speed-sensing steering
- 1st row LCD monitors: 2
- Primary LCD size: 8.0"
- Radio data system
- Smart device integration: Apple CarPlay/Android Auto
- Steering wheel mounted audio controls
- Turn-by-turn navigation directions: OnStar Turn-by-Turn Navigation
- Wireless phone connectivity: Bluetooth
- Front center armrest
- Front seats: bucket
- Heated front seats
- Leather upholstery
- Max seating capacity: 5
- Power 2-way driver lumbar support
- Power 2-way passenger lumbar support
- Power driver seat
- Power passenger seat
- Rear seat center armrest
- Rear seats: bench
- Rear seats Folding position: fold forward seatback
- Seat Upholstery: leather
- Split folding rear seat
- Compressor: intercooled turbo
- Cylinder configuration: I-4
- Drive type: front-wheel
- Engine liters: 1.5L
- Engine location: front
- Fuel economy city: 25mpg
- Fuel economy combined: 27mpg
- Fuel economy highway: 30mpg
- Fuel tank capacity: 14.9gal.
- Horsepower: 170hp @ 5,600RPM
- Hybrid traction battery type: none
- Manual-shift auto
- Mode select transmission
- Number of valves: 16
- Recommended fuel: Regular Unleaded
- Standard fuel economy fuel type: gasoline
- Torque: 203 lb.-ft. @ 2,000RPM
- Transmission: 9 speed automatic
- Variable valve control
- Ground clearance (min): 201mm (7.9")
- Auto-dimming door mirrors
- Bumpers: body-color
- Heated door mirrors
- Power door mirrors
- Power liftgate
- Rear cargo: power liftgate
- Spoiler
- Trailer sway control
- Turn signal indicator mirrors
- Compression ratio: 10.00 to 1
- Curb weight: 1,582kg (3,487lbs)
- Engine bore x stroke: 73.9mm x 86.4mm (2.91" x 3.40")
- Engine displacement: 1.5 L
- Engine horsepower: 170hp @ 5,600RPM
- Engine torque: 203 lb.-ft. @ 2,000RPM
- Exterior body width: 1,839mm (72.4")
- Exterior height: 1,661mm (65.4")
- Exterior length: 4,630mm (182.3")
- Front headroom: 1,016mm (40.0")
- Front hiproom: 1,382mm (54.4")
- Front legroom: 1,039mm (40.9")
- Front shoulder room: 1,453mm (57.2")
- GVWR: 2,025kg (4,464lbs)
- Interior maximum rear cargo volume: 1,792 L (63 cu.ft.)
- Interior rear cargo volume: 838 L (30 cu.ft.)
- Rear headroom: 978mm (38.5")
- Rear hiproom: 1,316mm (51.8")
- Rear legroom: 1,008mm (39.7")
- Rear shoulder room: 1,412mm (55.6")
- Towing capacity: 680kg (1,500lbs)
- Turning radius: 5.9m (19.2')
- Wheelbase: 2,725mm (107.3")
- Appearance: analog
- Auto high-beam headlights
- Compass
- Configurable
- Delay-off headlights
- Exterior parking camera rear
- Front fog lights
- Front reading lights
- Fully automatic headlights
- High intensity discharge headlights
- Lane departure: Lane Keep Assist with Lane Departure Warning active
- Low tire pressure warning
- Outside temperature display
- Rear window defroster
- Rear window wiper
- Tachometer
- Trip computer
- Variably intermittent wipers
- 4 wheel disc brakes
- ABS brakes
- Brake assist
- Dual front impact airbags
- Dual front side impact airbags
- Electronic stability
- Forward collision: Forward Collision Alert with Automatic Braking mitigation
- Front pedestrian detection: prevention
- Ignition disable
- Occupant sensing airbag
- Overhead airbag
- Panic alarm
- Perimeter/approach lights
- Security system
- Tracker system
- Traction control
Standard Features
- Radio: GMC Infotainment Audio System w/Navigation
- 8-Way Power Driver Seat Adjuster
- Driver & Front Passenger Heated Seats
- 6-Speaker Audio System Feature
- 2 USB Data Ports
- 2 USB Data Ports w/SD Card Reader
- SiriusXM Radio
- Power Driver Lumbar Control
- HD Radio
- Premium 7-Speaker Bose Sound System w/Amplifier
Dealer Notes
KBB.com Consumer Reviews

Overall3.9Out of 5
- 5.0
Awesome car
By OHGMCDenali | on 2/13/2026 7:18:25 PM
This purchase has turned out to be the best thing I did in car purchasing in a while. I enjoy the ride, the comfort and the equipment. Its not a rocket ship but who needs an SUV to go from 0 - 60 in 2 secs? If you need that stay in a sports car. You'll love this well made SUV… - 4.0
Drives and rides great!
By NanaKaren | on 1/7/2026 4:26:41 AM
It drives and rides great! It has all the bells and whistles you would expect on a denali. The back seats are just as comfortable as the front seats are. The only draw back is the wind and road noise.… - 5.0
2019 GMC Terrain SLT AWD
By Victor | on 7/28/2025 10:09:34 PM
Start to finish the BEST SUV for the $$$. GMC quality and luxury combined at it's best! One happy customer with NO regrets…
All reviews on KBB.com
Based on 53 consumer ratings for 2018–2024 models. | Privacy
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