2021 GMC Sierra AT4
VIN
1GTP9EED8MZ310251
This 2021 GMC Sierra AT4 is listed at $36,469 with 91,433 miles in Houma, LA.
Market Price Range
Below market
$31,492
Typical price
$38,537
Above market
$43,888
Based on
85
comparable same-build listings.
below typical price
Market data as of July 26, 2026
Vehicle Decode
- Body
- Pickup
- Engine
- 5.3L · V8 · Gasoline
- Drive
- 4WD/4-Wheel Drive/4x4
- Doors
- 4
- Made by
- GENERAL MOTORS LLC
Safety
- ✗ Backup camera
- ✗ Blind-spot monitor
- ✗ Lane departure
- ✗ ABS
- ✗ Electronic stability
Active listings
Full listing history on VehiSales →| Dealer | Location | Price | Mileage | Listed |
|---|---|---|---|---|
| Barker Buick GMC | Houma, LA 70360 | $36,469 | 91,433 mi | 2026-06-20 |
| Barker Buick GMC | 70364 | $36,469 | 91,433 mi | 2026-06-20 |
| Barker Buick GMC | Houma, LA 70364 | $36,469 | 91,433 mi | 2026-06-19 |
| Barker Buick GMC | Houma, LA 70360 | $35,995 | 91,433 mi | 2026-06-19 |
Former listings
| Dealer | Location | Price | Mileage | Listed |
|---|---|---|---|---|
| Barker Buick GMC | Houma, LA 70360 | — | 91,433 mi | 2026-06-19 |
| Barker Buick GMC | Houma, LA 70364 | — | 91,433 mi | 2026-06-19 |
