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2021 GMC Sierra 1500 AT4

$29,988

86,106 miles · Banning, CA · listed by Diamond Chevrolet of San Bernardino

See this car on diamondchevroletofsanbernardino.com →More GMC Sierra 1500Ask the Companion what to offer

What we know about this car

• In this index for 43 days (first seen Oct 3, 2026). A seller may have advertised it before we first read their site.
• The asking price has changed 2 times: down $1,007 (3.2%) from $30,995 when first seen.
• We hold 146 2021 GMC Sierra 1500 with 80,000–100,000 miles. Their middle asking price is $33,085 (half fall between $29,987 and $35,983); this one is $3,097 below the middle. These are asking prices, not sale prices, and trim, options and condition differ.

Price history

• 2026-10-03 — $30,995
• 2026-10-15 — $30,996
• 2026-10-25 — $29,988

Also advertised by

The same VIN appears on 1 other site.

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