2021 GMC Sierra SLT
VIN
3GTU9DET1MG266386
This 2021 GMC Sierra SLT is listed at $34,145 with 114,433 miles in Jacksonville, FL.
Market Price Range
Below market
$30,429
Typical price
$34,537
Above market
$41,216
Based on
32
comparable same-build listings.
below 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 |
|---|---|---|---|---|
| Coggin Buick GMC of Orange Park | Jacksonville, FL 32244 | $34,145 | 114,433 mi | 2026-07-23 |
| Coggin Buick GMC of Orange Park | Jacksonville, FL 32244 | $33,147 | 114,433 mi | 2026-07-20 |
| Coggin Buick GMC of Orange Park | Jacksonville, FL 32203 | $34,144 | 114,433 mi | 2026-07-20 |
| Coggin Buick GMC | Jacksonville, FL 32244 | $34,145 | 114,433 mi | 2026-07-20 |
| Coggin Buick GMC | Jacksonville, FL 32244 | $34,145 | 114,433 mi | 2026-07-20 |
Former listings
| Dealer | Location | Price | Mileage | Listed |
|---|---|---|---|---|
| Garber Automall | Green Cove Springs, FL 32043 | $49,998 | 40,431 mi | 2023-03-01 |
| Garber Automall | Green Cove Springs, FL 32043 | $53,304 | 10 mi | 2021-04-02 |
