2026 GMC Sierra SLT
VIN
1GTUUDE85TZ406688
This 2026 GMC Sierra SLT is listed at $70,425 in Fort Collins, CO.
Market Price Range
Below market
$58,223
Typical price
$62,913
Above market
$68,870
Based on
414
comparable same-build listings.
above market price ($68870)
Market data as of July 26, 2026
Vehicle Decode
- Body
- Pickup
- Engine
- 3.0L · V6 · Diesel
- Drive
- 4WD/4-Wheel Drive/4x4
- 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 |
|---|---|---|---|---|
| Markley Buick GMC | Fort Collins, CO 80525 | $70,425 | — | 2026-07-25 |
| Markley Buick GMC | Fort Collins, CO 80525 | $65,123 | 3 mi | 2026-07-01 |
| Markley Buick GMC | Fort Collins, CO 80525 | $64,524 | 3 mi | 2026-06-13 |
Former listings
| Dealer | Location | Price | Mileage | Listed |
|---|---|---|---|---|
| Markley Buick GMC | Fort Collins, CO 80525 | $64,524 | — | 2026-07-05 |
| Markley Buick GMC | Fort Collins, CO 80525 | $65,123 | — | 2026-07-01 |
| Markley Buick GMC | Fort Collins, CO 80525 | $69,373 | — | 2026-06-13 |
| Markley Buick GMC | Fort Collins, CO 80525 | $68,774 | — | 2026-06-13 |
| Markley Buick GMC | Fort Collins, CO 80525 | $64,524 | — | 2026-06-13 |
