2020 GMC Sierra SLE
1GTR9BED0LZ231503
This vehicle is no longer listed. The figures below describe the market for this build.
Market price range
Based on 19 comparable same-build listings · Market data as of September 4, 2026Listings
Full listing history on VehiSales →No active listings of this exact VIN right now.
Former listings
| Dealer | Location | Price | Mileage | Listed |
|---|---|---|---|---|
| Pape Chevrolet | South Portland, ME 4106 | $29,996 | 72,597 mi | 2026-04-07 |
Estimate the monthly payment at the typical market price ($28,313)
This vehicle is no longer listed, so the estimate starts from $28,313 — the typical market price for this build. Move the numbers to match your own loan.
Estimate only. Excludes tax, title, registration and dealer fees, and assumes a fixed-rate loan with equal monthly payments. Your actual rate depends on your credit and lender.
Decoded from the VIN
NHTSA build data for 1GTR9BED0LZ231503Full factory specs for this build →
- ✓ Backup camera
- ✓ Blind-spot monitor
- ✗ Lane departure
- ✓ ABS
- ✓ Electronic stability
Fuel economy (EPA)
Assumes 15,000 miles a year at $3.10/gallon and 26 MPG combined.
5-year cost to own
Beyond the sticker: what this 2020 GMC Sierra likely costs over five years at 15,000 mi/yr.
Estimate — insurance and taxes vary by driver and state.
Model-level data for the 2020 GMC Sierra from EPA fueleconomy.gov, refreshed August 27, 2026.
Where the price is heading
Typical asking price for a 2020 GMC Sierra over the last 6 months — the market firmed $1,000 in that span.
Monthly price table
| Month | Typical price |
|---|---|
| April 2026 | $34,990 |
| May 2026 | $36,244 |
| June 2026 | $36,234 |
| July 2026 | $35,989 |
| August 2026 | $35,461 |
| September 2026 | $35,990 |
How it compares to rivals
Median asking price for comparable body styles listed near this car| Model | Median price | For sale nearby | vs this car |
|---|---|---|---|
| 2020 GMC Sierra SLE (this car) | $28,313 | 19 | — |
| 2022 Toyota Tacoma | $35,624 | 6 | +$7,311 |
| 2022 Chevrolet Silverado | $38,859 | 3 | +$10,546 |
| 2020 Nissan Titan | $30,188 | 2 | +$1,875 |
Cheapest active listings of each comparable body style in this region — median of what those models actually ask.
Market by model year
Gen 4 · 2019–2021What 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 |
|---|---|---|---|---|
| 2021 | 4,482 | $36,700 | 100% | 84,094 mi |
| 2020 | 3,125 | $35,853 | 98% | 93,991 mi |
| 2019 | 1,885 | $31,792 | 87% | 97,900 mi |
Units for sale — listings of each model year in the latest nightly market snapshot.
