2021 GMC Sierra AT4
VIN
1GTU9EET3MZ256593
This 2021 GMC Sierra AT4 is listed at $36,900 with 120,843 miles in Orange, CA.
Market Price Range
Below market
$30,475
Typical price
$35,485
Above market
$41,380
Based on
28
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 |
|---|---|---|---|---|
| Villa Ford | Orange, CA 92865 | $36,900 | 120,843 mi | 2026-07-24 |
| Villa Ford of Orange | Orange, CA 92865 | $36,985 | 120,843 mi | 2026-07-23 |
Former listings
| Dealer | Location | Price | Mileage | Listed |
|---|---|---|---|---|
| Hatfield Buick GMC | Redlands, CA 92373 | $64,380 | 10 mi | 2021-03-16 |
