2021 GMC Sierra AT4
VIN
1GTU9EET9MZ216521
This 2021 GMC Sierra AT4 is listed at $40,084 with 78 miles in Poway, CA.
Market Price Range
Below market
$30,591
Typical price
$35,647
Above market
$41,540
Based on
27
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 |
|---|---|---|---|---|
| Aaron Ford of Poway | Poway, CA 92064 | $40,084 | 78 mi | 2026-07-26 |
| Aaron Chrysler Dodge Jeep Ram | Norco, CA 92860 | $39,999 | 78,079 mi | 2026-07-25 |
| Aaron Chrysler Dodge Jeep Ram of NORCO | Norco, CA 92860 | $39,999 | 78,079 mi | 2026-07-25 |
