2026 GMC Sierra 2500 HD Denali
$2,905 less than this car
- 6 mi
- 4WD
- Automatic
- Diesel
- Truck
O'Neil GMC · Warminster, PA · 0 mi away
12 miles · truck

New Price! Sterling Metallic 2026 GMC Sierra 2500HD Denali 4WD 10-Speed Automatic Duramax 6.6L V8 TurbodieselThis 2026 GMC Sierra 2500HD Denali 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:$1500 - Buick & GMC Consumer Cash Program. Exp. 11/30/2026 $4000 - GMC Bonus Cash. Exp. 11/30/2026 $5,000 - O'Neil GMC Discount – Available to all customers. Exp. 12/30/2026
Dealer-provided information may change. Confirm availability, price, vehicle condition, taxes and fees with the selling dealership.
In the typical middle range · 73% of 40 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. No price change at this dealership since Nov 5 ($81,955).
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 12); earlier listings at other dealerships are shown by state only. Source: AutosXchange Intel Hub, autos-xchange.com/market.
Same 2026 Sierra 2500 Denali · new · within 50 miles of Warminster, Pennsylvania. Showing the 12 nearest of 40 comparable cars for sale, nearest first.
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2026 GMC Sierra 2500 HD Denali6 miles · O'Neil GMC · Warminster, PA · 0 mi away$79,050$2,905 less than this car
2026 GMC Sierra 2500 HD Denali76 miles · O'Neil GMC · Warminster, PA · 0 mi away$82,500$545 more than this car
2026 GMC Sierra 2500 HD Denali14 miles · Faulkner Buick GMC Trevose · Trevose, PA · 7 mi away$80,755$1,200 less than this car
2026 GMC Sierra 2500 HD Denali10 miles · Fred Beans GMC of Doylestown · Doylestown, PA · 10 mi away$79,105$2,850 less than this car
2026 GMC Sierra 2500 HD Denali12 miles · Fred Beans GMC of Doylestown · Doylestown, PA · 10 mi away$80,495$1,460 less than this car
2026 GMC Sierra 2500 HD Denali12 miles · Fred Beans GMC of Doylestown · Doylestown, PA · 10 mi away$80,760$1,195 less than this car
2026 GMC Sierra 2500 HD Denali9 miles · Fred Beans GMC of Doylestown · Doylestown, PA · 10 mi away$81,035$920 less than this car
2026 GMC Sierra 2500 HD Denali11 miles · Burns Buick GMC · Marlton, NJ · 27 mi away$82,900$945 more than this car
2026 GMC Sierra 2500 HD Denali1 miles · Burns Buick GMC · Marlton, NJ · 27 mi away$83,031$1,076 more than this car
2026 GMC Sierra 2500 HD Denali5 miles · Burns Buick GMC · Marlton, NJ · 27 mi away$83,031$1,076 more than this car
2026 GMC Sierra 2500 HD Denali56 miles · Burns Buick GMC · Marlton, NJ · 27 mi away$87,909$5,954 more than this car
2026 GMC Sierra 2500 HD Denali8 miles · Burns Buick GMC · Marlton, NJ · 27 mi away$88,764$6,809 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
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