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2020 GMC Sierra 1500 AT4

VIN 3GTP9EEL6LG399159 Stock 3GTP9EEL6LG399159 Location Newtown Square, PA

Price dropped by $2,000

Marked down 17 days ago · Last seen in dealer feed Oct 24, 2026

Listed price is not an out-the-door total. Confirm tax, title and any additional dealer fees in a written quote.

$42,500 listed price

Vehicle Highlights & Specs

Odometer25,619 mi

Transmissionautomatic

ExteriorOnyx Black

Body stylePickup

What we know

Price history↓ $2,000 Oct 20 · 25 days listed

Market$1,321 below market · est. How estimated

StatusLast seen in dealer feed Oct 24, 2026 · Confirm availability with dealer

Dealer-listed equipment

From the dealer feed

Leather Heated seats

Equipment can vary by trim and prior modifications. Confirm the features that matter to you with the dealer.