2021 GMC Sierra SLT
VIN
3GTU9DET0MG322494
This 2021 GMC Sierra SLT is listed at $35,019 with 88,576 miles in Tustin, CA.
Market Price Range
Below market
$29,399
Typical price
$34,823
Above market
$39,959
Based on
99
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 |
|---|---|---|---|---|
| Tustin Buick GMC | Tustin, CA 92782 | $35,019 | 88,576 mi | 2026-07-14 |
| Tustin Buick GMC | Tustin, CA 92782 | $34,897 | 88,576 mi | 2026-07-13 |
Former listings
| Dealer | Location | Price | Mileage | Listed |
|---|---|---|---|---|
| Tustin Buick GMC | Tustin, CA 92782 | $35,239 | 88,576 mi | 2026-07-16 |
| Tustin Buick GMC | Tustin, CA 92782 | $35,643 | 88,576 mi | 2026-07-15 |
| Tustin Buick GMC | Tustin, CA 92782 | $37,001 | 88,576 mi | 2026-07-14 |
| Tustin Buick GMC | Tustin, CA 92782 | — | 88,576 mi | 2026-07-13 |
| Tustin Buick GMC | Tustin, CA 92782 | $37,001 | 88,576 mi | 2026-07-13 |
| Tustin Buick GMC | Tustin, CA 92782 | $35,521 | 88,576 mi | 2026-07-13 |
| Tustin Buick GMC | Tustin, CA 92782 | — | 88,576 mi | 2026-07-13 |
| Tustin Buick GMC | Tustin, CA 92782 | $35,643 | 88,576 mi | 2026-07-13 |
| Tustin Buick GMC | Tustin, CA 92782 | $35,239 | 88,576 mi | 2026-07-13 |
| Tustin Buick GMC | Tustin, CA 92782 | $35,117 | 88,576 mi | 2026-07-13 |
