2021 GMC Sierra SLT
VIN
3GTU9DET8MG380028
This 2021 GMC Sierra SLT is listed at $30,995 with 37,875 miles in New Haven, MI.
Market Price Range
Below market
$29,934
Typical price
$34,970
Above market
$39,998
Based on
93
comparable same-build listings.
below typical price
Market data as of July 27, 2026
Vehicle Decode
- Body
- Pickup
- Engine
- 3.0L · V6 · Diesel
- 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 |
|---|---|---|---|---|
| Macomb Auto Group | New Haven, MI 48048 | $30,995 | 37,875 mi | 2026-07-25 |
| Macomb Automotive | New Haven, MI 48048 | $30,995 | 37,875 mi | 2026-07-25 |
Former listings
| Dealer | Location | Price | Mileage | Listed |
|---|---|---|---|---|
| Macomb Automotive | New Haven, MI 48048 | $33,995 | 37,875 mi | 2025-12-20 |
| Macomb Automotive | New Haven, MI 48048 | $33,995 | 37,875 mi | 2025-12-20 |
| Macomb Automotive | New Haven, MI 48048 | $33,995 | 37,875 mi | 2025-12-20 |
| Macomb Automotive | New Haven, MI 48048 | $33,995 | 37,875 mi | 2025-12-20 |
| Macomb Automotive | New Haven, MI 48048 | $32,995 | 37,875 mi | 2025-12-20 |
| Macomb Automotive | New Haven, MI 48048 | $31,995 | 37,875 mi | 2025-12-20 |
| Macomb Automotive | New Haven, MI 48048 | $33,995 | 37,875 mi | 2025-12-20 |
| Macomb Automotive | New Haven, MI 48048 | $32,995 | 37,875 mi | 2025-12-10 |
| Macomb Automotive | New Haven, MI 48048 | $31,995 | 37,875 mi | 2025-12-10 |
| Macomb Auto Group | New Haven, MI 48048 | $33,995 | 37,875 mi | 2025-12-09 |
| Macomb Automotive | New Haven, MI 48048 | $33,995 | 37,875 mi | 2025-12-09 |
| Macomb Auto Group | New Haven, MI 48048 | $33,995 | 37,875 mi | 2025-12-09 |
| Macomb Automotive | New Haven, MI 48048 | $33,995 | 37,875 mi | 2025-12-09 |
| Macomb Auto Group | New Haven, MI 48048 | $33,995 | 37,875 mi | 2025-12-09 |
| Macomb Auto Group | New Haven, MI 48048 | $33,995 | 37,875 mi | 2025-12-09 |
| Macomb Automotive | New Haven, MI 48048 | $33,995 | 37,875 mi | 2025-12-09 |
| Macomb Automotive | New Haven, MI 48048 | $33,995 | 37,875 mi | 2025-12-09 |
| Macomb Auto Group | New Haven, MI 48048 | $33,995 | 37,875 mi | 2025-12-09 |
| Macomb Automotive | New Haven, MI 48048 | $33,995 | 37,875 mi | 2025-12-09 |
| Macomb Automotive | New Haven, MI 48048 | $33,995 | 37,875 mi | 2025-12-09 |
| Macomb Automotive | New Haven, MI 48048 | $33,995 | 37,875 mi | 2025-12-09 |
| Macomb Auto Group | New Haven, MI 48048 | $33,995 | 37,875 mi | 2025-12-09 |
| Macomb Automotive | New Haven, MI 48048 | $33,995 | 37,875 mi | 2025-12-09 |
| Macomb Auto Group | New Haven, MI 48048 | $33,995 | 37,875 mi | 2025-12-09 |
| Macomb Automotive | New Haven, MI 48048 | $33,995 | 37,875 mi | 2025-12-09 |
| Macomb Automotive | New Haven, MI 48048 | $33,995 | 37,875 mi | 2025-12-09 |
| Macomb Auto Group | New Haven, MI 48048 | $33,995 | 37,875 mi | 2025-12-09 |
| Macomb Auto Group | New Haven, MI 48048 | $32,995 | 37,875 mi | 2025-12-09 |
| Beck & Masten North | Houston, TX 77065 | $54,075 | — | 2021-06-20 |
| Beck & Masten Buick GMC North | Houston, TX 77065 | $54,287 | — | 2021-06-20 |
