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2020 GMC Sierra 1500

Past Copart and IAAI auction results for the 2020 GMC Sierra 1500. See final bids, damage, title status, odometer and full photos for each 2020 GMC Sierra 1500 lot.

2,548
Lots archived
$13,416
Avg. final bid
$13,000
Median bid
92%
With keys

Most common damage: Front end, Side, Rear end.

Sierra 1500 years

GMC models

2020 GMC Sierra 1500 SLT
On approval

2020 GMC Sierra 1500 SLT

3GTU9DET7LG280940 Copart 49465596

78,758 mi · Minor dents & scratches · Clean title

  • Diesel
  • Automatic
  • AWD
  • Keys
Jun 4, 2026 Houston East, TX, USA

Frequently asked questions

Each 2020 GMC Sierra 1500 lot below shows its final bid — the clearest guide to current salvage and used values for that year.

Review the primary and secondary damage, title type, odometer (and whether it’s actual), keys and airbag status before bidding.