2021 GMC Sierra SLT
VIN
1GTU9DEL9MZ333218
This 2021 GMC Sierra SLT is listed at $34,995 with 93,867 miles in McAllen, TX.
Market Price Range
Below market
$29,958
Typical price
$36,991
Above market
$43,874
Based on
13
comparable same-build listings.
below typical price
Market data as of July 26, 2026
Vehicle Decode
- Body
- Pickup
- Engine
- 6.2L · V8 · Gasoline
- 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 |
|---|---|---|---|---|
| Trevinos Auto Mart | McAllen, TX 78503 | $34,995 | 93,867 mi | 2026-07-21 |
| Trevino's Auto Mart | McAllen, TX 78503 | $34,995 | 93,867 mi | 2026-07-19 |
| Trevino's Auto Mart | McAllen, TX 78503 | $35,347 | 93,867 mi | 2026-06-27 |
| Trevino's Auto Mart | McAllen, TX 78503 | $35,995 | 93,867 mi | 2026-06-26 |
| Trevino's Auto Mart | McAllen, TX 78503 | $36,220 | 93,867 mi | 2026-06-26 |
Former listings
| Dealer | Location | Price | Mileage | Listed |
|---|---|---|---|---|
| Trevinos Auto Mart | McAllen, TX 78503 | $35,347 | 93,867 mi | 2026-07-19 |
| Trevino's Auto Mart | McAllen, TX 78503 | $35,347 | 93,867 mi | 2026-07-14 |
| Trevinos Auto Mart | McAllen, TX 78503 | $35,995 | 93,867 mi | 2026-07-12 |
| Trevinos Auto Mart | McAllen, TX 78503 | $36,220 | 93,867 mi | 2026-07-07 |
| Trevino's Auto Mart | McAllen, TX 78503 | $35,995 | 93,867 mi | 2026-07-07 |
| Trevino's Auto Mart | McAllen, TX 78503 | $35,995 | 93,867 mi | 2026-06-27 |
| Trevino's Auto Mart | McAllen, TX 78503 | $36,220 | 93,867 mi | 2026-06-26 |
| Ram Country Chrysler Jeep Dodge | Del Rio, TX 78840 | $39,981 | 76,846 mi | 2025-06-03 |
| Brown Chevrolet Buick GMC of Eagle Pass | EAGLE PASS, TX 78852 | $57,895 | 30,725 mi | 2022-10-27 |
