2026 GMC Terrain

Recent Arrival!This NEW 2026 Sterling GMC Terrain Denali 1.5L DOHC 8-Speed Automatic with Overdrive AWD is well equipped and includes these features and benefits: AWD, 2-Way Power Driver Lumbar Seat Adjuster, 3.47 Final Drive Axle Ratio, 4-Wheel Disc Brakes, 6 Speakers, 6-Speaker Audio System Feature, 8-Way Power Driver Seat Adjuster, ABS brakes, Air Conditioning, Alloy wheels, AM/FM radio: SiriusXM, Auto High-beam Headlights, Automatic temperature control, Brake assist, Bumpers: body-color, Compass, Delay-off headlights, Driver and Front Passenger Heated Seats, Driver door bin, Driver vanity mirror, Dual front impact airbags, Dual front side impact airbags, Electronic Stability Control, Emergency communication system: OnStar and GMC connected services capable, Four wheel independent suspension, Front anti-roll bar, Front Bucket Seats, Front Center Armrest, Front dual zone A/C, Front fog lights, Front reading lights, Fully automatic headlights, Garage door transmitter, Heated door mirrors, Heated front seats, Heated rear seats, Heated steering wheel, Illuminated entry, Low tire pressure warning, Memory seat, Navigation System, Occupant sensing airbag, Outside temperature display, Overhead airbag, Overhead console, Panic alarm, Passenger door bin, Passenger vanity mirror, Perforated Leather-Appointed Seat Trim, Power door mirrors, Power driver seat, Power Liftgate, Power passenger seat, Power steering, Power windows, Radio data system, Radio: Premium GMC Infotainment System, Rain sensing wipers, Rear air conditioning, Rear anti-roll bar, Rear seat center armrest, Rear window defroster, Rear window wiper, Remote keyless entry, Security system, SiriusXM with 360L Trial Subscription, Speed control, Speed-sensing steering, Split folding rear seat, Spoiler, Sport steering wheel, Steering wheel mounted audio controls, Tachometer, Telescoping steering wheel, Tilt steering wheel, Traction control, Trip computer, Variably intermittent wipers, Ventilated Driver Seat, Ventilated Front Passenger Seat, Ventilated front seats, Wheels: 19 x 7.5 Midnight Silver Aluminum, and Wireless Apple CarPlay/Wireless Android Auto.AWD.24/26 City/Highway MPGAt O'Fallon Buick GMC, we're more than just a car dealership in O'Fallon. We're also members of the greater St Peters, Chesterfield, St Louis and St Charles MO communities, who work and live here just like you, and we want only what's best for our neighbors. We strive to support community initiatives and events, and we're committed to delivering the best customer service around.