2023 GMC Terrain in Alliston, ON

The 2023 GMC Terrain is a compact SUV that offers a spacious interior with seating for up to five passengers and plenty of rear cargo space. If you’ve been searching for a new SUV that can give you the capability and versatility you’ve always wanted on the road, the 2023 GMC Terrain in Alliston, ON is an excellent choice as it offers plenty of interior seating and cargo options and the superior traction control of all-wheel drive. To help make the new 2023 GMC Terrain even more desirable, this new SUV also offers an extensive list of technology and comfort features to choose from as well as a lengthy list of advanced safety features and driver assistance technologies. Keep reading to learn more about the new 2023 GMC Terrain at Ernie Dean Chevrolet Buick GMC to see just how incredible this new SUV really is.


Exclusive Trim Details

Hands-Free Power Programmable Liftgate

The 2023 GMC Terrain offers you the convenience of a hands-free power programmable liftgate that makes it easy to access the rear cargo area when your hands are full. The rear liftgate will open when the system senses the key fob and the driver uses a kicking motion underneath the left-hand side of the rear bumper. A memory height function allows you to program how high the rear liftgate opens to fit your height. Operation of the rear liftgate can be done in four ways: pressing the liftgate button inside the vehicle, pressing the touchpad on the exterior handle, using the liftgate button on the keyfob or with foot motion.

Exterior Paint Colours

The 2023 GMC Terrain is available in a variety of exterior paint colours, so you can get the look and style you want in your new SUV. View all the available paint colour options below and choose your favourite.

  • Summit White
  • Marine Metallic
  • Sterling Metallic
  • White Frost Tricoat
  • Desert Sand Metallic
  • Deep Bronze Metallic
  • Volcanic Red Tintcoat
  • Ebony Twilight Metallic



Specifications: 2023 GMC Terrain
Length (mm/in)4,630 / 182.30
Width w/o mirrors (mm/in)1,839 / 72.40
Height (mm/in)1,661 / 65.40
Wheelbase (mm/in)2,725 / 107.30


Heated Seats & Steering Wheel

Get the comfort and luxury you deserve with the 2023 GMC Terrain’s available heated front seats and steering wheel. At the touch of a button, you and your front-seat passenger can choose from three different levels of warmth when driving in cold temperatures. This feature warms up both the seat cushion and seatback with multilevel temperature control. Heated rear seats and ventilated front seats are also available for even more added comfort.

Dual-Zone Automatic Climate Control

With the 2023 GMC Terrain’s dual-zone automatic climate control system, both the driver and front-seat passenger can select their ideal comfort level and the high-tech climate control system will keep the temperature at their preferred setting while driving.




Specifications: 2023 GMC Terrain
Front Headroom (mm/in)1,016 / 40.0
Rear Headroom (mm/in)978 / 38.5
Front Legroom (mm/in)1,039 / 40.9
Rear Legroom (mm/in)1,008 / 39.7
Front Shoulder Room (mm/in)1,453 / 57.2
Rear Shoulder Room (mm/in)1,412 / 55.6
Front Hip Room (mm/in)1,382 / 54.4
Rear Hip Room (mm/in)1,316 / 51.8
Cargo Volume, Behind 1st Row (L/cu-ft) 1,792 / 63.2
Cargo Volume, Behind 2nd Row (L/cu-ft) 838 / 29.5
Seating Capacity 5


Surround Vision

The high definition surround vision is an available feature that uses multiple cameras to display a digital overhead image of your 2023 GMC Terrain’s surroundings. It works at low speeds and can help you park your vehicle and avoid nearby objects when maneuvering.

8-Inch GMC Infotainment System with Navigation

The 2023 GMC Terrain offers you the latest infotainment technology with its innovative GMC system which is available with an 8-inch diagonal touchscreen display. Some of the features of this high-tech system include a navigation system, SiriusXM radio, Bluetooth, Apple CarPlay, Android Auto, voice-activated technology for your phone and much more.





Automatic Start/Stop

This fuel-saving feature will help you save money at the pump by turning your 2023 GMC Terrain engine off at complete stops and turning it back on when releasing your foot from the brake.

All-Wheel Drive Traction Select System

The 2023 GMC Terrain is available with all-wheel drive and a traction select system that features various driving modes you can choose from to match the road conditions. View the three traction select all-wheel drive modes below.

  • FWD
  • AWD
  • Off-Road



Engine Specifications: 2023 GMC Terrain
Engine Type 1.5 Turbo 4-Cylinder
Horsepower 175
Torque (ft.-lb.) 203
Fuel Economy (L/100 km, city/hwy) 9.9 / 8.3
Transmission 9-Speed Automatic


GMC Pro Safety

Every new 2023 GMC Terrain comes standard with the GMC Pro Safety suite of features and driver assistance technologies that help promote a safer driving experience on the road. View all the standard features below.

  • Forward Collision Alert
  • IntelliBeam Headlamps
  • Front Pedestrian Braking
  • Following Distance Indicator
  • Automatic Emergency Braking
  • Lane Keep Assist with Lane Departure Warning

Lane Change Alert with Side Blind Zone Alert

Your new 2023 GMC Terrain can be equipped with additional safety features such as the lane change alert with side blind zone alert. These features can provide you with side-mirror visual alerts when the system detects a vehicle approaching you or when it’s in your side blind zone. The high-tech safety system will help you avoid lane change collisions when driving.




2023 GMC Terrain Trim Levels

2023 GMC Terrain


Starting at $34,447*

● 1.5L Turbo 4-Cylinder
● GMC Pro Safety
● Apple CarPlay $ Android Auto

Browse GMC Terrain Inventory
2023 GMC Terrain


Starting at $39,447*

● 1.5L Turbo 4-Cylinder
● Traction Select System
● LED Headlamps/Taillamps

Browse GMC Terrain Inventory
2023 GMC Terrain


Starting at $40,047*

● Front Steel Skid Plate
● Heated Steering Wheel
● Traction Select System w/Off-Road Mode

Browse GMC Terrain Inventory
2023 GMC Terrain


Starting at $45,447*

● GMC Pro Safety Plus
● Wireless Phone Charging
● 8-Inch GMC Infotainment System

Browse GMC Terrain Inventory

If you would like to learn more about the new 2023 GMC Terrain in Alliston, ON, please visit or contact Ernie Dean Chevrolet Buick GMC, today, to speak with a knowledgeable product specialist. To really get a feel for the 2023 GMC Terrain, we encourage you to book a test drive, so you can take it out on the road to see how it feels to sit behind the wheel.

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