2021 GMC Sierra AT4
VIN
1GTU9EET4MZ183895
This 2021 GMC Sierra AT4 is listed at $40,691 with 50 miles in Cumberland, MD.
Market Price Range
Below market
$32,000
Typical price
$37,485
Above market
$42,995
Based on
111
comparable same-build listings.
above typical price
Market data as of July 26, 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 |
|---|---|---|---|---|
| Thomas Hyundai | Cumberland, MD 21502 | $40,691 | 50 mi | 2026-07-25 |
| Thomas Buick GMC | Johnstown, PA 15904 | $40,981 | 50,644 mi | 2026-06-23 |
| Thomas Buick GMC | Johnstown, PA 15904 | $40,201 | 50,644 mi | 2026-06-21 |
Former listings
| Dealer | Location | Price | Mileage | Listed |
|---|---|---|---|---|
| Thomas Hyundai | Cumberland, MD 21502 | $41,281 | 50 mi | 2026-07-16 |
| Thomas Hyundai | Cumberland, MD 21502 | $41,481 | 49 mi | 2026-07-04 |
| Thomas Buick GMC | Johnstown, PA 15904 | — | 49,714 mi | 2026-06-21 |
| Thomas Buick GMC | Johnstown, PA 15904 | — | 49,714 mi | 2026-06-21 |
| Thomas Buick GMC | Johnstown, PA 15904 | $40,991 | 49,714 mi | 2026-06-21 |
| Thomas Buick GMC | Johnstown, PA 15904 | $40,791 | 50,644 mi | 2026-06-21 |
| Thomas Buick GMC | Johnstown, PA 15904 | $40,491 | 50,644 mi | 2026-06-21 |
| Orange Buick GMC | Orlando, FL 32808 | $60,730 | 54 mi | 2021-03-12 |
