
Is a new small SUV in your future? Packed with advanced tech, driver assistance features, and efficient performance, the 2021 GMC Terrain is an excellent option. To help you further explore this model, Mike Haggerty Buick GMC in Oak Lawn, IL, has put together a comparison of all available Terrain trims. See which one fits your lifestyle best by reading through our research.
Should you have any questions for our team, reach out by chatting with a product specialist or calling us directly at (877) 879-8868. If you already have an idea of which Terrain trim suits you, check out the new vehicle inventory.
2021 GMC Terrain SL - MSRP starting at $26,195
As the starting trim in the Terrain lineup, the 2021 GMC Terrain SL has a host of impressive features to take advantage of, including a Wi-Fi® hotspot, a number of safety innovations, and more. Key features include:
- 1.5L turbo four-cylinder engine
- Nine-speed automatic transmission
- FWD standard
- Seating for up to five passengers
- 63.3 cu.-ft. maximum cargo space
- 17-in. silver painted aluminum wheels
- Active noise cancelation
- Black mirror caps
- Heated power outside mirrors
- IntelliBeam® headlamps
- 3.5-in. monochromatic driver information display
- 4G LTE Wi-Fi hotspot
- 7-in. GMC Infotainment System
- Fold-flat rear seats
- Leather-wrapped steering wheel
- Premium cloth seat trim
- SiriusXM® Satellite Radio
- Following distance indicator
- Forward collision alert
- Front pedestrian braking
- Lane keep assist with lane departure warning
- Rear vision camera

2021 GMC Terrain SLE - MSRP starting at $29,595
Adding on a few features to enhance your driving experience, the 2021 GMC Terrain SLE is a great step up within the Terrain lineup. This trim includes most Terrain SL features, plus:
- Mechanical jack with tools included
- Body color mirror caps
- 4.2-in. multicolor driver information display
- Compass display
- Inside rearview auto-dimming mirror

2021 GMC Terrain SLT - MSRP starting at $33,695
Premium interior and exterior amenities allow you to embrace the comfort and convenience of the 2021 GMC Terrain SLT. This trim includes most Terrain SLE features, plus:
- 18-in. machined aluminum wheels with Dark Gray painted accents
- Fog lamps
- Hands-free power programmable liftgate
- Roof-mounted side rails
- 8-in. GMC Infotainment System
- Ambient interior lighting
- Dual-zone automatic climate control
- HD rear vision camera
- Heated front seats
- Heated steering wheel
- Perforated leather-trimmed seats
- Universal home remote

2021 GMC Terrain Denali
As of the writing of this article, the 2021 GMC Terrain Denali is not yet available to drivers. However, we have a first look at some of the key features you can expect.
- Denali premium suspension with enhanced shock control
- Heated leather-wrapped steering wheel
- LED headlamps with signature lighting
- GMC Pro Safety Plus
- Amazon Alexa capability
- Flat-fold seating
- HD surround vision camera