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FinalBid / Copart + IAAI

2018 GMC Sierra 1500 auction results: final bids and sale history

FinalBid holds 4,926 completed Copart and IAAI auctions for 2018 GMC Sierra 1500. Across 4,602 recorded USD final bids, the median sold price is $7,700. Most of those cars were sold with front end. Half of the 3,464 verified odometer readings sit above 111,767 mi. The oldest auction in the archive closed in Jun 20, 2019, the newest in Oct 10, 2026. Auction results for the 2018 GMC Sierra 1500 at Copart and IAAI. Each sold lot below shows the final bid together with the damage, odometer and title that explain it, so you can see where a particular 2018 GMC Sierra 1500 belongs in the sold-price range rather than guessing at an average.

Final bid VIN Copart IAAI

Auction results at a glance

Auctions on record
4,926
Final bids recorded
4,602
Median final bid from 4,602 auctions
$7,700
Average final bid from 4,602 auctions
$8,263
Where most final bids land
$5,300 – $10,600
Median odometer from 3,464 auctions
111,767 mi
Sold with keys
94%
Copart / IAAI
71% / 29%
Auction dates
Jun 20, 2019 – Oct 10, 2026

Damage recorded at sale

  • Front end 48%
  • Side 13%
  • Rear end 12%

Sierra 1500 years

2026 2025 2024 2023 2022 2021 2020 2019 2018 2017 2016 2015 2014 2013 2012 2011 2010 2009 2008 2007 2006 2005 2004 2003 2002 2001 2000 1999 1998 1997 1996 1995 1994 1993 1992 1991 1990 1989 1988 1987 1986 1985 1984 1983 1982 1981 1980 1979 1978 1977 1976 1975 1974 1973 1972 1971 1969 1968 1966 1964 1948

GMC models

1 Ton Pickups 2500 Pickups 3500 Pickups Acadia Caballero Canyon Denali Envoy HUMMER EV HUMMER EV Pickup Jimmy Rally S15 4WD Safari Safari Cargo Savana Savana Cargo Savana Commercial Sierra 1500 Sierra 1500HD Sierra 1500HD Classic Sierra 2500 Sierra 2500HD Sierra 3500 Sierra 3500HD Sierra Denali Sierra EV Sonoma Suburban Terrain Van Vandura Yukon Yukon Denali Yukon XL

Auction archive FAQ

How much auction history is there for 2018 GMC Sierra 1500?

4,926 completed Copart and IAAI auctions, with sale dates between Jun 20, 2019 and Oct 10, 2026.

What is the average final bid for 2018 GMC Sierra 1500 at auction?

Across 4,602 recorded USD sales the median final bid is $7,700, with the average pulled to $8,263 by the outliers at either end.

What damage do most 2018 GMC Sierra 1500 auction lots carry?

front end leads, on 48% of the auctions — worth knowing before you read the low end of the sold-price range.

How many miles do 2018 GMC Sierra 1500 cars have when sold at auction?

Half of the 3,464 verified odometer readings sit above 111,767 mi and half below it.

How much does a 2018 GMC Sierra 1500 sell for at auction?

The auction results listed here are the answer — every 2018 GMC Sierra 1500 lot carries its own final bid. Read the range and place your car inside it instead of trusting one figure.

What pushes a 2018 GMC Sierra 1500 final bid to the bottom of the range?

Water and fire losses, missing keys, deployed airbags and a branded title. Any two of those together usually explain a sold price that looks improbably low.

VIN history beyond the auction

Look past the final bid on any 2018 GMC Sierra 1500

Title brands, accident reports and odometer entries: the VIN history behind any auction lot.

Example VIN history →

VIN patterns

3GTU2NEC#JG###### · 1,724 3GTU2PEJ#JG###### · 596 3GTP1NEC#JG###### · 420 1GTV2MEC#JZ###### · 283 1GTN1LEC#JZ###### · 256 3GTU2NEJ#JG###### · 252 1GTV2LEC#JZ###### · 207 3GTU2MEC#JG###### · 204 3GTU2PEC#JG###### · 176 1GTV2NEC#JZ###### · 116 3GTU2NER#JG###### · 74 1GTN1LEH#JZ###### · 72 1GTR1LEC#JZ###### · 64 1GTR1LEH#JZ###### · 59 1GTV2LEH#JZ###### · 51 2GTV2MEC#J1###### · 45 3GTP1PEC#JG###### · 42 3GTP1MEC#JG###### · 36 1GTV2MEH#JZ###### · 35 3GTU2LEC#JG###### · 35 3GTU1NER#JG###### · 34 1GTN2LEC#JZ###### · 29 3GTP1PEJ#JG###### · 22 1GTR1MEC#JZ###### · 20 1GTN2LEH#JZ###### · 14 1GTV2NEJ#JZ###### · 13 1GTN2MEC#JZ###### · 9 3GTP1NEJ#JG###### · 8 1GTR1MEH#JZ###### · 5 1GTN1MEC#JZ###### · 4 1GTR1NEC#JZ###### · 4 3GTP1LEH#JG###### · 3 3GTP1MEH#JG###### · 3 3GTU2MEH#JG###### · 2 1GD02SEG#JZ###### · 1 1GT11SEY#JF###### · 1 1GTN1LEH#HZ###### · 1 2GTR1MEC#J1###### · 1 3GTP1LEC#JG###### · 1 3GTU1NEC#JG###### · 1 AL18AN01#00###### · 1