2021 GMC Sierra SLT
VIN
1GTU9DET0MZ402135
This 2021 GMC Sierra SLT is listed at $37,409 with 69,808 miles.
Market Price Range
Below market
$29,248
Typical price
$35,381
Above market
$42,919
Based on
39
comparable same-build listings.
above 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 |
|---|---|---|---|---|
| Legacy GMC | 70469 | $37,409 | 69,808 mi | 2026-04-15 |
| Legacy GMC | Slidell, LA 70458 | $37,409 | 69,808 mi | 2026-04-14 |
Former listings
| Dealer | Location | Price | Mileage | Listed |
|---|---|---|---|---|
| Legacy GMC | Slidell, LA 70458 | $37,499 | 69,807 mi | 2026-05-11 |
| Legacy GMC | Slidell, LA 70458 | $37,499 | 69,041 mi | 2026-05-11 |
| Legacy GMC | Slidell, LA 70458 | $37,499 | 69,808 mi | 2026-05-11 |
| Legacy GMC | Slidell, LA 70458 | $37,449 | 69,808 mi | 2026-05-11 |
| Legacy GMC | Slidell, LA 70469 | $37,499 | 69,808 mi | 2026-04-15 |
| Legacy GMC | Slidell, LA 70469 | $37,449 | 69,808 mi | 2026-04-15 |
| Legacy GMC | Slidell, LA 70469 | $37,424 | 69,808 mi | 2026-04-15 |
| Legacy GMC of Slidell | Slidell, LA 70461 | $37,499 | 69,808 mi | 2026-04-14 |
| Legacy GMC of Slidell | Slidell, LA 70461 | $37,574 | 69,041 mi | 2026-04-14 |
| Legacy GMC | Slidell, LA 70461 | $37,574 | 69,041 mi | 2026-04-14 |
| Legacy GMC | Slidell, LA 70458 | $37,524 | 69,041 mi | 2026-04-14 |
| Legacy GMC | Slidell, LA 70458 | $37,524 | 69,041 mi | 2026-04-14 |
| Legacy GMC | Slidell, LA 70458 | $37,499 | 69,807 mi | 2026-04-14 |
| Legacy GMC of Slidell | Slidell, LA 39502 | — | 69,041 mi | 2026-04-14 |
| Legacy GMC | Slidell, LA 70458 | $37,499 | 69,808 mi | 2026-04-14 |
| Legacy GMC | Slidell, LA 70458 | $37,499 | 69,041 mi | 2026-04-14 |
| Legacy GMC of Slidell | Slidell, LA 70461 | $37,499 | 69,807 mi | 2026-04-14 |
| Legacy GMC of Slidell | Slidell, LA 70461 | $37,599 | 69,041 mi | 2026-04-14 |
| Legacy GMC | Slidell, LA 70458 | $37,599 | 69,041 mi | 2026-04-14 |
| Legacy GMC | Slidell, LA 70458 | $37,574 | 69,041 mi | 2026-04-14 |
| Legacy GMC | Slidell, LA 70458 | $37,599 | 69,041 mi | 2026-04-14 |
| Legacy GMC of Slidell | Slidell, LA 70461 | $37,499 | 69,041 mi | 2026-04-14 |
| Legacy GMC | Slidell, LA 70458 | $37,449 | 69,808 mi | 2026-04-14 |
| Legacy GMC of Slidell | Slidell, LA 70461 | $37,524 | 69,041 mi | 2026-04-14 |
| Legacy GMC | Slidell, LA 70458 | $37,424 | 69,808 mi | 2026-04-14 |
| Legacy GMC of Slidell | Slidell, LA 70461 | $37,424 | 69,808 mi | 2026-04-14 |
| Legacy GMC | Slidell, LA 70458 | $37,574 | 69,041 mi | 2026-04-13 |
| Nimnicht Buick GMC | Jacksonville, FL 32256 | $49,699 | 27,696 mi | 2023-08-25 |
