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2017 GMC Sierra
VIN
1GT21REG0HZ308177
This vehicle is no longer listed. The figures below describe the market for this build.
Listings
Full listing history on VehiSales →No active listings of this exact VIN right now.
Decoded from the VIN
NHTSA build data for 1GT21REG0HZ308177Engine
Drivetrain
4x2
Body
Pickup
Fuel
Gasoline
Doors
4
Model year
2017
Made by
GENERAL MOTORS LLC
Full factory specs for this build →
- ✓ Backup camera
- ✗ Blind-spot monitor
- ✗ Lane departure
- ✓ ABS
- ✓ Electronic stability
Fuel economy (EPA)
Combined
19
MPG
City
16
MPG
Highway
23
MPG
$2,450
/yr est. fuel
Assumes 15,000 miles a year at $3.10/gallon and 19 MPG combined.
Model-level data for the 2017 GMC Sierra from EPA fueleconomy.gov, refreshed August 27, 2026.
Where the price is heading
Typical asking price for a GMC Sierra over the last 6 months — the market firmed $3 in that span.
Mar
Apr
May
Jun
Jul
Aug
Monthly price table
| Month | Typical price |
|---|---|
| March 2026 | $23,992 |
| April 2026 | $22,995 |
| May 2026 | $23,499 |
| June 2026 | $24,388 |
| July 2026 | $24,733 |
| August 2026 | $23,995 |
Market by model year
Gen 3 · 2016–2018What each model year costs right now — live supply, median asking price and how much value each year keeps versus the newest one.
| Year | Units for sale | Median price | vs newest | Avg mileage |
|---|---|---|---|---|
| 2018 | 2,136 | $27,974 | 100% | 110,972 mi |
| 2017 | 1,570 | $24,494 | 88% | 119,067 mi |
| 2016 | 1,099 | $22,995 | 82% | 129,187 mi |
Units for sale — listings of each model year in the latest nightly market snapshot.
