2018 GMC Sierra 1500 SLT
$2,921 less than this car
- 131,890 mi
- 4WD
- Automatic
- Gasoline
- Truck
Classic Buick GMC Katy · Houston, TX · 40 mi away
113,943 miles · truck · Price dropped $502

Quartz 2018 GMC Sierra 1500 SLT 4WD 8-Speed Automatic with Overdrive EcoTec3 5.3L V8 8-Speed Automatic with Overdrive, 4WD, Jet Black Leather, 10-Way Power Driver's Seat Adjuster, 110-Volt AC Power Outlet, 150 Amp Alternator, 1st & 2nd Row Color-Keyed Carpeted Floor Mats, 2-Speed Active Electronic AutoTrac Transfer Case, 20 x 9 Chrome Clad Aluminum Wheels, 4-Wheel Disc Brakes, 4.2 Diagonal Color Display Driver Info Center, 6-Speaker Audio System, 6 Rectangular Chromed Tubular Assist Steps, ABS brakes, Adjustable pedals, Air Conditioning, AM/FM radio: SiriusXM, Auto-dimming door mirrors, Auto-Dimming Inside Rear-View Mirror, Automatic temperature control, Auxiliary External Transmission Oil Cooler, Bed Liner, Bose Speaker System, Brake assist, Chrome Bodyside Moldings, Chrome Door Handles, Chrome Mirror Caps, Color-Keyed Carpeting, Deep-Tinted Glass, Delay-off headlights, Driver & Front Passenger Illuminated Vanity Mirrors, Driver vanity mirror, Dual front impact airbags, Dual front side impact airbags, Dual-Zone Automatic Climate Control, Electric Rear-Window Defogger, Electronic Stability Control, Enhanced Driver Alert Package, Exterior Parking Camera Rear, EZ Lift & Lower Tailgate, Floor Mounted Console, Forward Collision Alert, Front dual zone A/C, Front fog lights, Front Frame-Mounted Black Recovery Hooks, Front Full Feature Power Reclining Bucket Seats, Front reading lights, Fully automatic headlights, GMC 4G LTE, GMC Connected Access, HD Radio, Heated & Ventilated Front Bucket Seats, Heated Driver & Front Passenger Seats, Heated front seats, Heavy-Duty Rear Locking Differential, High-Intensity Discharge Headlights, High-Performance LED Headlamps, Hill Descent Control, Integrated Trailer Brake Controller, IntelliBeam Automatic High Beam On/Off Headlight, Lane Keep Assist, Leather Appointed Seat Trim, Leather Wrapped Heated Steering Wheel, Leather Wrapped Steering Wheel w/Cruise Controls, LED Cargo Box Lighting, LED Tailamps w/Signature, Low Speed Forward Automatic Braking, Low tire pressure warning, Manual Tilt/Telescoping Steering Column, Memory seat, Navigation System, Occupant sensing airbag, OnStar & GMC Connected Services Capable, Outside temperature display, Panic alarm, Passenger vanity mirror, Power Adjustable Pedals, Power driver seat, Power Folding & Adjustable Heated Outside Mirrors, Power Sliding Rear Window w/Defogger, Power steering, Power windows, Power Windows w/Driver Express Up & Down, Preferred Equipment Group 4SA, Radio: AM/FM/GMC Infotainment & Navigation, Rear 60/40 Folding Bench Seat (Folds Up), Rear reading lights, Rear seat center armrest, Rear Wheelhouse Liners, Remote Keyless Entry, Remote keyless entry, Remote Locking Tailgate, Remote Vehicle Starter System, Security system, Single Slot CD/MP3 Player, SiriusXM Satellite Radio, SLT Crew Cab Premium Plus Package, Speed control, Speed-sensing steering, Split folding rear seat, Spray-On Pickup Box Bed Liner w/GMC Logo, Steering Wheel Audio Controls, Steering wheel mounted audio controls, Telescoping steering wheel, Theft Deterrent System (Unauthorized Entry), Thin Profile LED Fog Lamps, Tilt steering wheel, Traction control, Trailering Equipment, Trip computer, Ultrasonic Front & Rear Park Assist, Ultrasonic Rear Park Assist, Universal Home Remote, Variably intermittent wipers, Wheels: 18 x 8.5 Polished Aluminum, Wireless Charging.Since 1972 Wiesner has been a name people around Houston and Conroe have trusted for great sales and service. Past Chairman of the Board and CEO John Wiesner was born in Richmond, Texas and grew up in Hempstead. He married Beth Sorsby, also of Hempstead. They were graduates of Southern Methodist University. Mr. Wiesner started his automotive career in Hempstead in 1949, then moved to Baytown. In 1977, he purchased the Buick-Pontiac-GMC dealership in Conroe which is now the main headquarters for the Wiesner Automotive Group. Today the Wiesner Family carries on the tradition started by their father and grand-f
Dealer-provided information may change. Confirm availability, price, vehicle condition, taxes and fees with the selling dealership.
In the typical middle range · 50% of 4 similar listings ask more than this car.
How we calculate market value: comparable cars for sale now plus their last listed prices.
Price tracked by AutosXchange since Nov 6, 2026. 1 price change at this dealership: $28,621 → $28,119 (−$502).
Market activity: GMC Sierra 1500 prices in Fort Worth, TX: 30% of listings cut in 48 hours
AutosXchange Intel Hub: Price changes for this model in Texas · This model in the Intel Hub · Market movers in Texas
Dealer-advertised asking prices as observed by AutosXchange (data as of Nov 12); earlier listings at other dealerships are shown by state only. Source: AutosXchange Intel Hub, autos-xchange.com/market.
Same 2017–2019 Sierra 1500 SLT · used · any miles · within 100 miles of Conroe, Texas. All 4 comparable cars for sale, nearest first.
$2,921 less than this car
Classic Buick GMC Katy · Houston, TX · 40 mi away
$2,087 more than this car
Classic Chevrolet Sugar Land · Sugar Land, TX · 49 mi away
$5,097 more than this car
Gay Buick GMC · Dickinson, TX · 67 mi away
$3,114 less than this car
Auto Boutique Texas · Alvin, TX · 67 mi away
2018 GMC Sierra 1500 SLT131,890 miles · Classic Buick GMC Katy · Houston, TX · 40 mi away$25,198$2,921 less than this car
2018 GMC Sierra 1500 SLT86,416 miles · Classic Chevrolet Sugar Land · Sugar Land, TX · 49 mi away$30,206$2,087 more than this car
2019 GMC Sierra 1500 SLT87,389 miles · Gay Buick GMC · Dickinson, TX · 67 mi away$33,216$5,097 more than this car
2017 GMC Sierra 1500 SLT100,266 miles · Auto Boutique Texas · Alvin, TX · 67 mi away$25,005$3,114 less than this carAll years and trims. Nearest first.
WIESNER BUICK GMC · Conroe, TX · 0 mi away
WIESNER BUICK GMC · Conroe, TX · 0 mi away
WIESNER BUICK GMC · Conroe, TX · 0 mi away
WIESNER BUICK GMC · Conroe, TX · 0 mi away
WIESNER BUICK GMC · Conroe, TX · 0 mi away
WIESNER BUICK GMC · Conroe, TX · 0 mi away
WIESNER BUICK GMC · Conroe, TX · 0 mi away
WIESNER BUICK GMC · Conroe, TX · 0 mi away
2020 GMC Sierra 1500 SLT60,714 miles · WIESNER BUICK GMC · Conroe, TX · 0 mi away$36,121
2020 GMC Sierra 1500 Denali93,403 miles · WIESNER BUICK GMC · Conroe, TX · 0 mi away$37,134
2021 GMC Sierra 1500 SLT85,799 miles · WIESNER BUICK GMC · Conroe, TX · 0 mi away$35,121
2023 GMC Sierra 1500 Denali61,492 miles · WIESNER BUICK GMC · Conroe, TX · 0 mi away$44,621
2024 GMC Sierra 1500 SLT71,293 miles · WIESNER BUICK GMC · Conroe, TX · 0 mi away$40,123
2024 GMC Sierra 2500 HD AT4100,171 miles · WIESNER BUICK GMC · Conroe, TX · 0 mi away$55,117
2024 GMC Sierra 1500 Denali Ultimate40,944 miles · WIESNER BUICK GMC · Conroe, TX · 0 mi away$58,117
2024 GMC Sierra 1500 AT4X22,186 miles · WIESNER BUICK GMC · Conroe, TX · 0 mi away$59,621