2020 GMC Sierra 1500 SLT
$2,000 more than this car
- 61,386 mi
- 4WD
- Automatic
- Diesel
- Truck
Barker Buick GMC · Houma, LA · 0 mi away
75,992 miles · truck

This 2021 GMC Sierra 1500 SLT in gray delivers capable truck performance with premium appointments. Built on the proven EcoTec3 5.3L V8 engine paired with a 10-speed automatic transmission, this crew cab offers a confident combination of power and efficiency. The four-wheel drive system and comprehensive Texas Edition SLT with X31 Off-Road and Protection Package equip you for versatile driving conditions. - Apple CarPlay and Android Auto integration - Heated and ventilated front seats with 10-way power adjustment - Remote vehicle starter system with keyless open and start - Integrated trailer brake controller with hitch guidance and in-vehicle trailering app - Spray-on pickup bed liner with GMC logo and rear wheelhouse liners - Chrome wheel-to-wheel assist steps and dual exhaust with premium tips - ProGrade trailering system with 120-volt bed-mounted power outlet - Auto-locking rear differential and off-road suspension - SiriusXM 360L satellite radio with 4G LTE Wi-Fi hotspot capability - LED cargo area lighting with power rear window and defogger The jet black leather interior complements the truck's sophisticated styling while the Preferred Equipment Group 4SA and SLT Convenience Package add refined comfort features throughout. With approximately 75,000 miles and a full truck of standard safety technology, this Sierra 1500 represents a well-maintained example ready for work or weekend adventures. Visit us today to take this capable GMC through its paces and discover why the Sierra 1500 remains a trusted choice for truck buyers.
Dealer-provided information may change. Confirm availability, price, vehicle condition, taxes and fees with the selling dealership.
In the typical middle range · 40% of 5 similar listings ask more than this car.
How we calculate market value: comparable cars for sale now plus their last listed prices.
Same 2020–2022 Sierra 1500 SLT · used · any miles · within 50 miles of Houma, Louisiana. All 5 comparable cars for sale, nearest first.
$2,000 more than this car
Barker Buick GMC · Houma, LA · 0 mi away
$8,015 less than this car
Ross Downing GMC of Gonzales · Gonzales, LA · 45 mi away
$3,880 more than this car
Ross Downing GMC of Gonzales · Gonzales, LA · 45 mi away
$5,790 less than this car
Ross Downing GMC of Gonzales · Gonzales, LA · 45 mi away
$1,153 less than this car
Mossy Motors · New Orleans, LA · 49 mi away
2020 GMC Sierra 1500 SLT61,386 miles · Barker Buick GMC · Houma, LA · 0 mi away$36,473$2,000 more than this car
2021 GMC Sierra 1500 SLT176,984 miles · Ross Downing GMC of Gonzales · Gonzales, LA · 45 mi away$26,458$8,015 less than this car
2021 GMC Sierra 1500 SLT48,655 miles · Ross Downing GMC of Gonzales · Gonzales, LA · 45 mi away$38,353$3,880 more than this car
2020 GMC Sierra 1500 SLT157,866 miles · Ross Downing GMC of Gonzales · Gonzales, LA · 45 mi away$28,683$5,790 less than this car
2022 GMC Sierra 1500 SLT118,162 miles · Mossy Motors · New Orleans, LA · 49 mi away$33,320$1,153 less than this carAll years and trims. Nearest first.
Barker Buick GMC · Houma, LA · 0 mi away
Barker Buick GMC · Houma, LA · 0 mi away
Terrebonne Lincoln · Houma, LA · 0 mi away
Trapp Chevrolet · Houma, LA · 0 mi away
Barker Buick GMC · Houma, LA · 0 mi away
Barker Buick GMC · Houma, LA · 0 mi away
Barker Buick GMC · Houma, LA · 0 mi away
Barker Buick GMC · Houma, LA · 0 mi away
2021 GMC Sierra 1500 SLT96,146 miles · Barker Buick GMC · Houma, LA · 0 mi away$31,473
2021 GMC Sierra 1500 SLT44,133 miles · Barker Buick GMC · Houma, LA · 0 mi away$37,433
2021 GMC Sierra 2500HD Denali Crew Cab Pickup32,062 miles · Terrebonne Lincoln · Houma, LA · 0 mi away$63,606
2021 GMC Sierra 1500 SLT66,447 miles · Trapp Chevrolet · Houma, LA · 0 mi away$35,695
2022 GMC Sierra 1500 Limited SLT108,107 miles · Barker Buick GMC · Houma, LA · 0 mi away$28,473
2020 GMC Sierra 1500 AT4106,348 miles · Barker Buick GMC · Houma, LA · 0 mi away$30,473
2022 GMC Sierra 1500 Limited Elevation91,507 miles · Barker Buick GMC · Houma, LA · 0 mi away$32,473
2022 GMC Sierra 1500 Limited SLT45,310 miles · Barker Buick GMC · Houma, LA · 0 mi away$35,973