Skip to FiltersReport abuse
154 listings
- $37,215MSRP $40,490
- Exterior color: Sterling MetallicSterling Metallic
- Interior color: Forest Storm w/Mahogany Accents leatherette/clothForest Storm w/Mahogany Accents leatherette/cloth
- 5 Seats, 24 City / 28 Hwy MPG
- Laura Buick GMC (11 mi away)(15)
Close
Located in Collinsville, IL / 11 miles away from O Fallon, IL
#1 VOLUME BUICK-GMC DEALER IN THE NATION!! 1000+ NEW VEHICLES IN STOCK! HOME DELIVERY AVAILABLE! You could qualify for even more incentives, please ca...
Features and Specs:
25 Combined MPG (24 City/28 Highway)
Listing Information:
VIN: 3GKALYEG9TL112131
Stock: L26010
Listed since: 05-05-2025 - $36,856MSRP $38,780
- Exterior color: Sterling MetallicSterling Metallic
- Interior color: After Dark leatheretteAfter Dark leatherette
- 5 Seats, 24 City / 28 Hwy MPG
- Laura Buick GMC (11 mi away)(15)
Close
Located in Collinsville, IL / 11 miles away from O Fallon, IL
#1 VOLUME BUICK-GMC DEALER IN THE NATION!! 1000+ NEW VEHICLES IN STOCK! HOME DELIVERY AVAILABLE! You could qualify for even more incentives, please ca...
Features and Specs:
25 Combined MPG (24 City/28 Highway)
Listing Information:
VIN: 3GKALUEG5TL210338
Stock: L26465
Listed since: 08-07-2025 - $33,705MSRP $35,290
- Exterior color: Summit WhiteSummit White
- Interior color: After Dark clothAfter Dark cloth
- 5 Seats, 24 City / 28 Hwy MPG
- Laura Buick GMC (11 mi away)(15)
Close
Located in Collinsville, IL / 11 miles away from O Fallon, IL
#1 VOLUME BUICK-GMC DEALER IN THE NATION!! 1000+ NEW VEHICLES IN STOCK! HOME DELIVERY AVAILABLE! You could qualify for even more incentives, please ca...
Features and Specs:
25 Combined MPG (24 City/28 Highway)
Listing Information:
VIN: 3GKALUEG9TL266556
Stock: L261004
Listed since: 09-16-2025 - $33,296MSRP $34,985
- Exterior color: Sterling MetallicSterling Metallic
- Interior color: After Dark leatheretteAfter Dark leatherette
- 5 Seats, 26 City / 28 Hwy MPG
- Laura Buick GMC (11 mi away)(15)
Close
Located in Collinsville, IL / 11 miles away from O Fallon, IL
#1 VOLUME BUICK-GMC DEALER IN THE NATION!! 1000+ NEW VEHICLES IN STOCK! HOME DELIVERY AVAILABLE! You could qualify for even more incentives, please ca...
Features and Specs:
27 Combined MPG (26 City/28 Highway)
Listing Information:
VIN: 3GKALMEGXTL209847
Stock: L26458
Listed since: 08-05-2025 - $29,874MSRP $32,885
- Exterior color: Sterling MetallicSterling Metallic
- Interior color: After Dark clothAfter Dark cloth
- 5 Seats, 26 City / 28 Hwy MPG
- Laura Buick GMC (11 mi away)(15)
Close
Located in Collinsville, IL / 11 miles away from O Fallon, IL
#1 VOLUME BUICK-GMC DEALER IN THE NATION!! 1000+ NEW VEHICLES IN STOCK! HOME DELIVERY AVAILABLE! You could qualify for even more incentives, please ca...
Features and Specs:
27 Combined MPG (26 City/28 Highway)
Listing Information:
VIN: 3GKALMEG9TL116513
Stock: L26024
Listed since: 05-01-2025 - $30,619MSRP $31,895
- Exterior color: Summit WhiteSummit White
- Interior color: After Dark clothAfter Dark cloth
- 5 Seats, 26 City / 28 Hwy MPG
- Lou Fusz Buick GMC (29 mi away)(4)
Close
Located in Saint Louis, MO / 29 miles away from O Fallon, IL
$1,276 off MSRP!2026 GMC Terrain Summit WhiteThe listed Prices do not include additional fees and costs of closing, including government fees and taxe...
Features and Specs:
27 Combined MPG (26 City/28 Highway)
Listing Information:
VIN: 3GKALMEG1TL249427
Stock: BG35763
Listed since: 09-03-2025 - $31,094MSRP $32,390
- Exterior color: Sterling MetallicSterling Metallic
- Interior color: After Dark clothAfter Dark cloth
- 5 Seats, 26 City / 28 Hwy MPG
- Lou Fusz Buick GMC (29 mi away)(4)
Close
Located in Saint Louis, MO / 29 miles away from O Fallon, IL
$1,296 off MSRP!2026 GMC Terrain Sterling MetallicThe listed Prices do not include additional fees and costs of closing, including government fees and...
Features and Specs:
27 Combined MPG (26 City/28 Highway)
Listing Information:
VIN: 3GKALMEG2TL238355
Stock: BG35753
Listed since: 08-21-2025 - $31,570MSRP $32,885
- Exterior color: Rapids MetallicRapids Metallic
- Interior color: After Dark clothAfter Dark cloth
- 5 Seats, 26 City / 28 Hwy MPG
- Lou Fusz Buick GMC (29 mi away)(4)
Close
Located in Saint Louis, MO / 29 miles away from O Fallon, IL
$1,315 off MSRP!2026 GMC Terrain Rapids MetallicThe listed Prices do not include additional fees and costs of closing, including government fees and t...
Features and Specs:
27 Combined MPG (26 City/28 Highway)
Listing Information:
VIN: 3GKALMEG1TL208179
Stock: BG35740
Listed since: 08-06-2025 - $31,094MSRP $32,390
- Exterior color: Ebony Twilight MetallicEbony Twilight Metallic
- Interior color: After Dark clothAfter Dark cloth
- 5 Seats, 26 City / 28 Hwy MPG
- Lou Fusz Buick GMC (29 mi away)(4)
Close
Located in Saint Louis, MO / 29 miles away from O Fallon, IL
Recent Arrival! $1,296 off MSRP!2026 GMC Terrain Ebony Twilight MetallicThe listed Prices do not include additional fees and costs of closing, includi...
Features and Specs:
27 Combined MPG (26 City/28 Highway)
Listing Information:
VIN: 3GKALMEG8TL274955
Stock: BG35777
Listed since: 09-15-2025 - Arriving Soon$34,450MSRP $35,885
- Exterior color: Sterling MetallicSterling Metallic
- Interior color: After Dark leatheretteAfter Dark leatherette
- 5 Seats, 26 City / 28 Hwy MPG
- Lou Fusz Buick GMC (29 mi away)(4)
Close
Located in Saint Louis, MO / 29 miles away from O Fallon, IL
$1,435 off MSRP!2026 GMC Terrain Sterling MetallicThe listed Prices do not include additional fees and costs of closing, including government fees and...
Features and Specs:
27 Combined MPG (26 City/28 Highway)
Listing Information:
VIN: 3GKALMEG8TL259145
Stock: BG35765
Listed since: 09-08-2025 - $35,885MSRP $37,380
- Exterior color: Sterling MetallicSterling Metallic
- Interior color: After Dark clothAfter Dark cloth
- 5 Seats, 26 City / 28 Hwy MPG
- Lou Fusz Buick GMC (29 mi away)(4)
Close
Located in Saint Louis, MO / 29 miles away from O Fallon, IL
Recent Arrival! $1,495 off MSRP!2026 GMC Terrain Sterling MetallicThe listed Prices do not include additional fees and costs of closing, including gov...
Features and Specs:
27 Combined MPG (26 City/28 Highway)
Listing Information:
VIN: 3GKALMEG1TL260508
Stock: BG35787
Listed since: 09-15-2025 - $34,450MSRP $35,885
- Exterior color: Rapids MetallicRapids Metallic
- Interior color: After Dark clothAfter Dark cloth
- 5 Seats, 26 City / 28 Hwy MPG
- Lou Fusz Buick GMC (29 mi away)(4)
Close
Located in Saint Louis, MO / 29 miles away from O Fallon, IL
Recent Arrival! $1,435 off MSRP!2026 GMC Terrain Rapids MetallicThe listed Prices do not include additional fees and costs of closing, including gover...
Features and Specs:
27 Combined MPG (26 City/28 Highway)
Listing Information:
VIN: 3GKALMEG5TL258342
Stock: BG35769
Listed since: 09-16-2025 - $31,570MSRP $32,885
- Exterior color: Rapids MetallicRapids Metallic
- Interior color: After Dark clothAfter Dark cloth
- 5 Seats, 26 City / 28 Hwy MPG
- Lou Fusz Buick GMC (29 mi away)(4)
Close
Located in Saint Louis, MO / 29 miles away from O Fallon, IL
$1,315 off MSRP!2026 GMC Terrain Rapids MetallicThe listed Prices do not include additional fees and costs of closing, including government fees and t...
Features and Specs:
27 Combined MPG (26 City/28 Highway)
Listing Information:
VIN: 3GKALMEG0TL207511
Stock: BG35732
Listed since: 07-24-2025 - $31,094MSRP $32,390
- Exterior color: Ebony Twilight MetallicEbony Twilight Metallic
- Interior color: After Dark clothAfter Dark cloth
- 5 Seats, 26 City / 28 Hwy MPG
- Lou Fusz Buick GMC (29 mi away)(4)
Close
Located in Saint Louis, MO / 29 miles away from O Fallon, IL
Recent Arrival! $1,296 off MSRP!2026 GMC Terrain Ebony Twilight MetallicThe listed Prices do not include additional fees and costs of closing, includi...
Features and Specs:
27 Combined MPG (26 City/28 Highway)
Listing Information:
VIN: 3GKALMEG2TL274823
Stock: BG35784
Listed since: 09-15-2025 - $35,885MSRP $37,380
- Exterior color: Ebony Twilight MetallicEbony Twilight Metallic
- Interior color: After Dark clothAfter Dark cloth
- 5 Seats, 26 City / 28 Hwy MPG
- Lou Fusz Buick GMC (29 mi away)(4)
Close
Located in Saint Louis, MO / 29 miles away from O Fallon, IL
Recent Arrival! $1,495 off MSRP!2026 GMC Terrain Ebony Twilight MetallicThe listed Prices do not include additional fees and costs of closing, includi...
Features and Specs:
27 Combined MPG (26 City/28 Highway)
Listing Information:
VIN: 3GKALMEG5TL259247
Stock: BG35781
Listed since: 09-15-2025 - $31,094MSRP $32,390
- Exterior color: Summit WhiteSummit White
- Interior color: After Dark clothAfter Dark cloth
- 5 Seats, 26 City / 28 Hwy MPG
- Lou Fusz Buick GMC (29 mi away)(4)
Close
Located in Saint Louis, MO / 29 miles away from O Fallon, IL
$1,296 off MSRP!2026 GMC Terrain Summit WhiteThe listed Prices do not include additional fees and costs of closing, including government fees and taxe...
Features and Specs:
27 Combined MPG (26 City/28 Highway)
Listing Information:
VIN: 3GKALMEG4TL208645
Stock: BG35735
Listed since: 08-06-2025 - $34,450MSRP $35,885
- Exterior color: Ebony Twilight MetallicEbony Twilight Metallic
- Interior color: After Dark leatheretteAfter Dark leatherette
- 5 Seats, 26 City / 28 Hwy MPG
- Lou Fusz Buick GMC (29 mi away)(4)
Close
Located in Saint Louis, MO / 29 miles away from O Fallon, IL
Recent Arrival! $1,435 off MSRP!2026 GMC Terrain Ebony Twilight MetallicThe listed Prices do not include additional fees and costs of closing, includi...
Features and Specs:
27 Combined MPG (26 City/28 Highway)
Listing Information:
VIN: 3GKALMEG3TL260834
Stock: BG35783
Listed since: 09-15-2025 - $30,043MSRP $31,295
- Exterior color: Summit WhiteSummit White
- Interior color: After Dark clothAfter Dark cloth
- 5 Seats, 26 City / 28 Hwy MPG
- Lou Fusz Buick GMC (29 mi away)(4)
Close
Located in Saint Louis, MO / 29 miles away from O Fallon, IL
$1,252 off MSRP!2026 GMC Terrain Summit WhiteThe listed Prices do not include additional fees and costs of closing, including government fees and taxe...
Features and Specs:
27 Combined MPG (26 City/28 Highway)
Listing Information:
VIN: 3GKALMEG7TL162065
Stock: BG35716
Listed since: 06-20-2025 - $31,858MSRP $33,185
- Exterior color: Sterling MetallicSterling Metallic
- Interior color: After Dark clothAfter Dark cloth
- 5 Seats, 26 City / 28 Hwy MPG
- Lou Fusz Buick GMC (29 mi away)(4)
Close
Located in Saint Louis, MO / 29 miles away from O Fallon, IL
$1,327 off MSRP!2026 GMC Terrain Sterling MetallicThe listed Prices do not include additional fees and costs of closing, including government fees and...
Features and Specs:
27 Combined MPG (26 City/28 Highway)
Listing Information:
VIN: 3GKALMEG1TL223913
Stock: BG35747
Listed since: 08-14-2025 - $35,410MSRP $36,885
- Exterior color: Summit WhiteSummit White
- Interior color: After Dark leatheretteAfter Dark leatherette
- 5 Seats, 26 City / 28 Hwy MPG
- Lou Fusz Buick GMC (29 mi away)(4)
Close
Located in Saint Louis, MO / 29 miles away from O Fallon, IL
Recent Arrival! $1,475 off MSRP!2026 GMC Terrain Summit WhiteThe listed Prices do not include additional fees and costs of closing, including governme...
Features and Specs:
27 Combined MPG (26 City/28 Highway)
Listing Information:
VIN: 3GKALMEG9TL267898
Stock: BG35776
Listed since: 09-15-2025 - $34,450MSRP $35,885
- Exterior color: Sterling MetallicSterling Metallic
- Interior color: After Dark leatheretteAfter Dark leatherette
- 5 Seats, 26 City / 28 Hwy MPG
- Lou Fusz Buick GMC (29 mi away)(4)
Close
Located in Saint Louis, MO / 29 miles away from O Fallon, IL
Recent Arrival! $1,435 off MSRP!2026 GMC Terrain Sterling MetallicThe listed Prices do not include additional fees and costs of closing, including gov...
Features and Specs:
27 Combined MPG (26 City/28 Highway)
Listing Information:
VIN: 3GKALMEG1TL271993
Stock: BG35786
Listed since: 09-15-2025
Showing 85 - 105 out of 154 listings
Consumer Reviews for the GMC Terrain
Read recent reviews for the GMC Terrain
The Ultimate Terrain Tamer: 2025 GMC Terrain
Jdbutts, 02/27/2025
2025 GMC Terrain Elevation 4dr SUV (1.5L 4cyl Turbo CVT)
From the moment I got behind the wheel of my 2025 GMC Terrain AWD with the Technology Package, I knew I had made the right choice. This SUV is the perfect blend of style, capability, and cutting-edge features.
The all-wheel-drive system provides a confident and smooth ride, whether on highways or rougher terrain. The Technology Package takes the experience to the next level, with an … intuitive infotainment system, a crystal-clear head-up display, and advanced driver-assist features that make every drive feel effortless. The interior is both sleek and spacious, with premium materials that give it a luxury feel without the luxury price tag.
Whether navigating city streets or exploring the great outdoors, the 2025 GMC Terrain proves to be the perfect companion. This SUV isn’t just a vehicle—it’s an experience. GMC knocked it out of the park!
| Trim | MPG | Engine | Starting Price |
|---|---|---|---|
| 2026 GMC Terrain AT4 4dr SUV AWD (1.5L 4cyl Turbo 8A) | 24 - 28 | 4-cylinders (gas) | $40,490 |
| 2026 GMC Terrain Elevation 4dr SUV AWD (1.5L 4cyl Turbo 8A) | 24 - 28 | 4-cylinders (gas) | $35,290 |
| 2026 GMC Terrain Elevation 4dr SUV (1.5L 4cyl Turbo CVT) | 26 - 28 | 4-cylinders (gas) | $31,295 |
More about the GMC Terrain
Edmunds has 154 New GMC Terrains for sale near you, including a 2026 Terrain Elevation SUV and a 2026 Terrain AT4 SUV ranging in price from $31,295 to $40,490.
How much is a new 2026 GMC Terrain in O Fallon, IL?
- A new 2026 GMC Terrain starts at $31,295 (including destination charge) in O Fallon, IL. Prices will go up based on the trim level you choose and any options you add. Keep in mind that prices can also vary from one state to another and even from one dealership to the next.
How much does a 2026 GMC Terrain SUV cost in O Fallon, IL?
- A new 2026 GMC Terrain SUV starts at $31,295 in O Fallon, IL. Prices will vary depending on what trim level you choose. Each state may have different pricing, so make sure you enter your correct ZIP code on Edmunds.
Filters
Skip to Results