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2020 GMC Sierra 1500 SLT

$29,590

90,556 miles · Mequon, WI · listed by Sommer's Subaru

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

What we know about this car

• In this index for 55 days (first seen Sep 9, 2026). A seller may have advertised it before we first read their site.
• The asking price has changed 1 time: down $400 (1.3%) from $29,990 when first seen.
• We hold 96 2020 GMC Sierra 1500 with 80,000–100,000 miles. Their middle asking price is $33,671 (half fall between $31,725 and $35,993); this one is $4,081 below the middle. These are asking prices, not sale prices, and trim, options and condition differ.

Price history

• 2026-09-09 — —
• 2026-10-07 — $29,990
• 2026-10-24 — $29,590

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