2021 GMC Sierra AT4
VIN
3GTP9EED9MG269256
This 2021 GMC Sierra AT4 is listed at $40,216 with 48,169 miles in Dickinson, TX.
Market Price Range
Below market
$31,516
Typical price
$38,083
Above market
$43,894
Based on
102
comparable same-build listings.
above 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 |
|---|---|---|---|---|
| Gay Buick GMC | Dickinson, TX 77539 | $40,216 | 48,169 mi | 2026-07-24 |
| Gay Buick GMC | Dickinson, TX 77539 | $39,991 | 48,169 mi | 2026-07-07 |
Former listings
| Dealer | Location | Price | Mileage | Listed |
|---|---|---|---|---|
| Gay Buick GMC | Dickinson, TX 77539 | $42,216 | 48,169 mi | 2026-07-08 |
| Gay Buick GMC | Dickinson, TX 77539 | $41,991 | 48,169 mi | 2026-07-07 |
