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129 listings
- Arriving Soon$32,940MSRP $35,940
- Exterior color: Sterling MetallicSterling Metallic
- Interior color: After Dark leatheretteAfter Dark leatherette
- 5 Seats, 26 City / 28 Hwy MPG
- Suntrup Buick GMC (11 mi away)(1)
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Located in Saint Peters, MO / 11 miles away from Lake Saint Louis, MO
Features and Specs:
27 Combined MPG (26 City/28 Highway)
Listing Information:
VIN: 3GKALMEG4TL210010
Stock: 210010
Listed since: 07-18-2025 - $33,090MSRP $36,090
- Exterior color: Volcanic Red TintcoatVolcanic Red Tintcoat
- Interior color: After DarkAfter Dark
- 5 Seats, 26 City / 28 Hwy MPG
- Suntrup Buick GMC (11 mi away)(1)
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Located in Saint Peters, MO / 11 miles away from Lake Saint Louis, MO
The 2026 GMC Terrain Elevation is a powerful and reliable vehicle. It has a 1.5 liter 4 cylinder engine with a turbocharged system, making it a FWD ve...
Features and Specs:
27 Combined MPG (26 City/28 Highway)
Listing Information:
VIN: 3GKALMEG2TL208921
Stock: 53447
Listed since: 07-29-2025 - $32,680MSRP $35,680
- Exterior color: Ebony Twilight MetallicEbony Twilight Metallic
- Interior color: After Dark clothAfter Dark cloth
- 5 Seats, 26 City / 28 Hwy MPG
- Suntrup Buick GMC (11 mi away)(1)
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Located in Saint Peters, MO / 11 miles away from Lake Saint Louis, MO
The GMC Terrain Elevation is a 2026 Vehicle, made by GMC. It is a Front Wheel Drive, 1.5 liter 4 cylinder engine with a turbocharged powertrain, and a...
Features and Specs:
27 Combined MPG (26 City/28 Highway)
Listing Information:
VIN: 3GKALMEG0TL103424
Stock: 53427
Listed since: 07-15-2025 - Arriving Soon$32,445MSRP $35,445
- Exterior color: Summit WhiteSummit White
- Interior color: After Dark leatheretteAfter Dark leatherette
- 5 Seats, 26 City / 28 Hwy MPG
- Suntrup Buick GMC (11 mi away)(1)
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Located in Saint Peters, MO / 11 miles away from Lake Saint Louis, MO
Features and Specs:
27 Combined MPG (26 City/28 Highway)
Listing Information:
VIN: 3GKALMEG2TL206375
Stock: 206375
Listed since: 07-12-2025 - Arriving Soon$35,940MSRP $35,940
- Exterior color: Ebony Twilight MetallicEbony Twilight Metallic
- Interior color: After Dark leatheretteAfter Dark leatherette
- 5 Seats, 26 City / 28 Hwy MPG
- Suntrup Buick GMC (11 mi away)(1)
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Located in Saint Peters, MO / 11 miles away from Lake Saint Louis, MO
Features and Specs:
27 Combined MPG (26 City/28 Highway)
Listing Information:
VIN: 3GKALMEG9TL207913
Stock: 207913
Listed since: 08-02-2025 - $32,940MSRP $35,940
- Exterior color: Rapids MetallicRapids Metallic
- Interior color: After DarkAfter Dark
- 5 Seats, 26 City / 28 Hwy MPG
- Suntrup Buick GMC (11 mi away)(1)
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Located in Saint Peters, MO / 11 miles away from Lake Saint Louis, MO
The GMC Terrain Elevation is a 2026 model automobile that is sure to turn heads. It is powered by a 1.5 liter 4 cylinder engine with a turbocharged sy...
Features and Specs:
27 Combined MPG (26 City/28 Highway)
Listing Information:
VIN: 3GKALMEG5TL207648
Stock: 53451
Listed since: 07-30-2025 - $29,435MSRP $32,435
- Exterior color: Summit WhiteSummit White
- Interior color: After Dark clothAfter Dark cloth
- 5 Seats, 26 City / 28 Hwy MPG
- Suntrup Buick GMC (11 mi away)(1)
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Located in Saint Peters, MO / 11 miles away from Lake Saint Louis, MO
The GMC Terrain Elevation is a 2026 model automobile that has been designed with the latest technology. It features a front wheel drive system and a 1...
Features and Specs:
27 Combined MPG (26 City/28 Highway)
Listing Information:
VIN: 3GKALMEGXTL106461
Stock: 53389
Listed since: 06-24-2025 - $32,940MSRP $35,940
- Exterior color: Riverstone MetallicRiverstone Metallic
- Interior color: After Dark leatheretteAfter Dark leatherette
- 5 Seats, 26 City / 28 Hwy MPG
- Suntrup Buick GMC (11 mi away)(1)
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Located in Saint Peters, MO / 11 miles away from Lake Saint Louis, MO
The GMC Terrain Elevation is a 2026 Vehicle, made by GMC. It is a Front Wheel Drive, 1.5 liter 4 cylinder engine with a turbocharged powertrain, and a...
Features and Specs:
27 Combined MPG (26 City/28 Highway)
Listing Information:
VIN: 3GKALMEG9TL207717
Stock: 53450
Listed since: 07-30-2025 - $39,995MSRP $39,995
- Exterior color: Summit WhiteSummit White
- Interior color: Forest Storm w/Mahogany Accents leatherette/clothForest Storm w/Mahogany Accents leatherette/cloth
- 5 Seats, 24 City / 28 Hwy MPG
- Suntrup Buick GMC (11 mi away)(1)
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Located in Saint Peters, MO / 11 miles away from Lake Saint Louis, MO
The GMC Terrain AT4 is a 2026 model that has been built with the latest technology and features. It has a 1.5 liter 4 cylinder engine with a turbochar...
Features and Specs:
25 Combined MPG (24 City/28 Highway)
Listing Information:
VIN: 3GKALYEG1TL149125
Stock: 53449
Listed since: 07-29-2025 - $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 (22 mi away)(2)
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Located in Saint Louis, MO / 22 miles away from Lake Saint Louis, MO
Recent Arrival! $1,315 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: 3GKALMEG1TL208179
Stock: BG35740
Listed since: 07-28-2025 - Arriving Soon$33,586MSRP $34,985
- Exterior color: Sterling MetallicSterling Metallic
- Interior color: After Dark clothAfter Dark cloth
- 5 Seats, 26 City / 28 Hwy MPG
- Lou Fusz Buick GMC (22 mi away)(2)
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Located in Saint Louis, MO / 22 miles away from Lake Saint Louis, MO
$1,399 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: 3GKALMEG1TL194817
Stock: BG35733
Listed since: 07-16-2025 - New Listing$33,398MSRP $34,790
- Exterior color: Summit WhiteSummit White
- Interior color: After Dark leatheretteAfter Dark leatherette
- 5 Seats, 26 City / 28 Hwy MPG
- Lou Fusz Buick GMC (22 mi away)(2)
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Located in Saint Louis, MO / 22 miles away from Lake Saint Louis, MO
Recent Arrival! $1,392 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: 3GKALMEG7TL224323
Stock: BG35742
Listed since: 08-01-2025 - $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 (22 mi away)(2)
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Located in Saint Louis, MO / 22 miles away from Lake Saint Louis, MO
Recent Arrival! $1,315 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: 3GKALMEG0TL207511
Stock: BG35732
Listed since: 07-24-2025 - Arriving Soon$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 (22 mi away)(2)
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Located in Saint Louis, MO / 22 miles away from Lake Saint Louis, MO
Recent Arrival! $1,296 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: 3GKALMEG4TL208645
Stock: BG35735
Listed since: 07-23-2025 - $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 (22 mi away)(2)
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Located in Saint Louis, MO / 22 miles away from Lake Saint Louis, MO
$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 - $31,570MSRP $32,885
- Exterior color: Sterling MetallicSterling Metallic
- Interior color: After Dark clothAfter Dark cloth
- 5 Seats, 26 City / 28 Hwy MPG
- Lou Fusz Buick GMC (22 mi away)(2)
Close
Located in Saint Louis, MO / 22 miles away from Lake Saint Louis, MO
Recent Arrival! $1,315 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: 3GKALMEG9TL209757
Stock: BG35738
Listed since: 07-28-2025 - Arriving Soon$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 (22 mi away)(2)
Close
Located in Saint Louis, MO / 22 miles away from Lake Saint Louis, MO
Recent Arrival! $1,327 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: 3GKALMEG1TL223913
Stock: BG35747
Listed since: 08-01-2025 - Arriving Soon$33,874MSRP $35,285
- Exterior color: Sterling MetallicSterling Metallic
- Interior color: After Dark clothAfter Dark cloth
- 5 Seats, 26 City / 28 Hwy MPG
- Lou Fusz Buick GMC (22 mi away)(2)
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Located in Saint Louis, MO / 22 miles away from Lake Saint Louis, MO
Recent Arrival! $1,411 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: 3GKALMEG0TL223868
Stock: BG35748
Listed since: 08-01-2025 - Arriving Soon$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 (22 mi away)(2)
Close
Located in Saint Louis, MO / 22 miles away from Lake Saint Louis, MO
Recent Arrival! $1,296 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: 3GKALMEG7TL208624
Stock: BG35744
Listed since: 08-01-2025 - $31,570MSRP $32,885
- Exterior color: Sterling MetallicSterling Metallic
- Interior color: After Dark clothAfter Dark cloth
- 5 Seats, 26 City / 28 Hwy MPG
- Lou Fusz Buick GMC (22 mi away)(2)
Close
Located in Saint Louis, MO / 22 miles away from Lake Saint Louis, MO
$1,315 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: 3GKALMEG7TL103873
Stock: BG35702
Listed since: 06-02-2025 - New Listing$30,518MSRP $31,790
- Exterior color: Rapids MetallicRapids Metallic
- Interior color: After Dark clothAfter Dark cloth
- 5 Seats, 26 City / 28 Hwy MPG
- Lou Fusz Buick GMC (22 mi away)(2)
Close
Located in Saint Louis, MO / 22 miles away from Lake Saint Louis, MO
Recent Arrival! $1,272 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: 3GKALMEG7TL220532
Stock: BG35743
Listed since: 08-01-2025
Showing 1 - 21 out of 129 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 Elevation 4dr SUV (1.5L 4cyl Turbo CVT) | 26 - 28 | 4-cylinders (gas) | $31,295 |
| 2026 GMC Terrain AT4 4dr SUV AWD (1.5L 4cyl Turbo 8A) | 24 - 28 | 4-cylinders (gas) | $39,995 |
More about the GMC Terrain
Edmunds has 129 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 $39,995.
How much is a new 2026 GMC Terrain in Lake Saint Louis, MO?
- A new 2026 GMC Terrain starts at $31,295 (including destination charge) in Lake Saint Louis, MO. 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 Lake Saint Louis, MO?
- A new 2026 GMC Terrain SUV starts at $31,295 in Lake Saint Louis, MO. 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.
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