2026 GMC Sierra 2500 HD Denali Ultimate
$2,155 more than this car
- 6 mi
- 4WD
- Automatic
- Diesel
- Truck
O'Neil GMC · Warminster, PA · 0 mi away
6 miles · truck · Price dropped $6,000

Sterling Metallic 2026 GMC Sierra 2500HD Denali Ultimate 4WD 10-Speed Automatic Duramax 6.6L V8 Turbodiesel This 2026 GMC Sierra 2500HD Denali Ultimate in Sterling Metallic features: O'Neil GMC in Warminster serving Philadelphia since 1965. See the rest of our inventory at ONEILGMC.COM. Price excludes tax, tags, title, license, and dealer fees, additional rebates may apply, but internet price does include the following rebates:$2000 - GMC Bonus Cash. Exp. 11/30/2026
Dealer-provided information may change. Confirm availability, price, vehicle condition, taxes and fees with the selling dealership.
Among the lowest-priced · 92% of 38 similar listings ask more than this car.
How we calculate market value: comparable cars for sale now plus their last listed prices.
Price tracked by AutosXchange since Nov 5, 2026. 1 price change at this dealership: $95,475 → $89,475 (−$6,000).
Market activity: O'Neil GMC raised prices on 3 2026 GMC Sierra 2500 HD AT4 by $490 each
AutosXchange Intel Hub: Price changes for this model in Pennsylvania · This model in the Intel Hub · Market movers in Pennsylvania
Dealer-advertised asking prices as observed by AutosXchange (data as of Nov 13); earlier listings at other dealerships are shown by state only. Source: AutosXchange Intel Hub, autos-xchange.com/market.
Same 2026 Sierra 2500 Denali Ultimate · new · within 50 miles of Warminster, Pennsylvania. Showing the 12 nearest of 38 comparable cars for sale, nearest first.
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2026 GMC Sierra 2500 HD Denali Ultimate6 miles · O'Neil GMC · Warminster, PA · 0 mi away$91,630$2,155 more than this car
2026 GMC Sierra 2500 HD Denali Ultimate5 miles · O'Neil GMC · Warminster, PA · 0 mi away$93,980$4,505 more than this car
2026 GMC Sierra 2500 HD Denali Ultimate5 miles · O'Neil GMC · Warminster, PA · 0 mi away$94,120$4,645 more than this car
2026 GMC Sierra 2500 HD Denali Ultimate6 miles · O'Neil GMC · Warminster, PA · 0 mi away$94,475$5,000 more than this car
2026 GMC Sierra 2500 HD Denali Ultimate11 miles · Fred Beans GMC of Doylestown · Doylestown, PA · 10 mi away$91,860$2,385 more than this car
2026 GMC Sierra 2500 HD Denali Ultimate128 miles · Fred Beans GMC of Doylestown · Doylestown, PA · 10 mi away$92,145$2,670 more than this car
2026 GMC Sierra 2500 HD Denali UltimateHill Buick GMC · Newtown Square, PA · 25 mi away$89,429$46 less than this car
2026 GMC Sierra 2500 HD Denali UltimateHill Buick GMC · Newtown Square, PA · 25 mi away$89,429$46 less than this car
2026 GMC Sierra 2500 HD Denali UltimateHill Buick GMC · Newtown Square, PA · 25 mi away$89,429$46 less than this car
2026 GMC Sierra 2500 HD Denali Ultimate5 miles · Barlow Buick GMC of Woodbury · Woodbury, NJ · 27 mi away$91,533$2,058 more than this car
2026 GMC Sierra 2500 HD Denali Ultimate1 miles · Granite Run Buick GMC Inc. · Media, PA · 27 mi away$96,035$6,560 more than this car
2026 GMC Sierra 2500 HD Denali Ultimate1 miles · Granite Run Buick GMC Inc. · Media, PA · 27 mi away$96,035$6,560 more than this carAll years and trims. Nearest first.
O'Neil GMC · Warminster, PA · 0 mi away
O'Neil GMC · Warminster, PA · 0 mi away
O'Neil GMC · Warminster, PA · 0 mi away
O'Neil GMC · Warminster, PA · 0 mi away
O'Neil GMC · Warminster, PA · 0 mi away
O'Neil GMC · Warminster, PA · 0 mi away
O'Neil GMC · Warminster, PA · 0 mi away
O'Neil GMC · Warminster, PA · 0 mi away
2026 GMC Sierra 3500 HD Denali Ultimate DRW6,383 miles · O'Neil GMC · Warminster, PA · 0 mi away$90,345
2026 GMC Sierra 1500 Pro6 miles · O'Neil GMC · Warminster, PA · 0 mi away$46,220
2026 GMC Sierra 1500 Elevation6 miles · O'Neil GMC · Warminster, PA · 0 mi away$46,345
2026 GMC Sierra 1500 Elevation6 miles · O'Neil GMC · Warminster, PA · 0 mi away$46,635
2026 GMC Sierra 1500 Elevation6 miles · O'Neil GMC · Warminster, PA · 0 mi away$46,790
2026 GMC Sierra 1500 Elevation7 miles · O'Neil GMC · Warminster, PA · 0 mi away$46,840
2026 GMC Sierra 1500 Elevation6 miles · O'Neil GMC · Warminster, PA · 0 mi away$47,130
2026 GMC Sierra 1500 Elevation6 miles · O'Neil GMC · Warminster, PA · 0 mi away$47,130