2021 GMC Sierra AT4
VIN
3GTP9EED6MG374322
This 2021 GMC Sierra AT4 is listed at $36,995 with 79,439 miles in Marinette, WI.
Market Price Range
Below market
$31,592
Typical price
$38,165
Above market
$43,646
Based on
105
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 |
|---|---|---|---|---|
| A & B Automotive | Marinette, WI 54143 | $36,995 | 79,439 mi | 2026-07-25 |
| A & B Automotive | Marinette, WI 54143 | $36,995 | 79,439 mi | 2026-07-16 |
| A & B Automotive | Marinette, WI 54143 | $36,995 | 79,439 mi | 2025-12-05 |
Former listings
| Dealer | Location | Price | Mileage | Listed |
|---|---|---|---|---|
| A & B Automotive | Marinette, WI 54143 | $38,995 | 79,439 mi | 2025-12-05 |
| A & B Automotive | Marinette, WI 54143 | $38,995 | 79,439 mi | 2025-12-05 |
| A & B Automotive | Marinette, WI 54143 | $38,995 | 79,439 mi | 2025-12-05 |
| A & B Automotive | Marinette, WI 54143 | $38,995 | 79,439 mi | 2025-12-05 |
| A & B Automotive | Marinette, WI 54143 | $37,995 | 79,439 mi | 2025-12-05 |
| A and B Automotive LLC | Marinette, WI 54143 | $37,995 | 79,439 mi | 2025-10-28 |
| A and B Automotive LLC | Marinette, WI 54143 | $36,995 | 79,439 mi | 2025-10-28 |
