2020 GMC Sierra AT4
VIN
3GTU9EET3LG441127
This 2020 GMC Sierra AT4 is listed at $39,391 with 92,605 miles in Rockford, IL.
Market Price Range
Below market
$29,719
Typical price
$34,158
Above market
$40,016
Based on
39
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 |
|---|---|---|---|---|
| Wheels by R.T. | Rockford, IL 61112 | $39,391 | 92,605 mi | 2026-07-07 |
| Wheels by RT | Cherry Valley, IL 61112 | $39,391 | 92,605 mi | 2026-07-07 |
| Wheels by R.T. | Rockford, IL 61112 | $38,989 | 92,605 mi | 2026-07-07 |
Former listings
| Dealer | Location | Price | Mileage | Listed |
|---|---|---|---|---|
| Moran Buick GMC Sterling Heights | Sterling Heights, MI 48311 | — | 92,227 mi | 2026-03-28 |
| Moran Buick GMC of Sterling Heights | Sterling Heights, MI 48313 | — | — | 2026-03-26 |
| Moran Buick GMC of Sterling Heights | Sterling Heights, MI 48313 | — | 92,227 mi | 2026-03-26 |
| Moran Buick GMC of Sterling Heights | Sterling Heights, MI 48059 | — | 79,308 mi | 2026-03-26 |
