Save2015 GMC Sierra 3500HD Denali$29,975Used189,434miles4X4Leather5 seatsTows 13,300 lbsEst. ValueFair DealEngine6.6L V8 Diesel 397hpTransmission6-Speed Shiftable AutomaticEst. Fuel Economy (MPG)-VIN1GT424E86FF534160D & J Auto SalesJoplin, MO 6480127417-623-4995Check Availability
Save2015 GMC Sierra 3500HD Denali$31,500Used184,000miles4X4Leather5 seatsTows 13,300 lbsEst. ValueFair DealEngine6.6L V8 Diesel 397hpTransmission6-Speed Shiftable AutomaticEst. Fuel Economy (MPG)-VIN1GT424E89FF170056Specialty Car and TruckLargo, FL 3377142727-265-8350Check Availability
Save2015 GMC Sierra 3500HD Denali$51,995Used56,500miles4X4Leather5 seatsEst. ValueHigh PricedEngine6.6L V8 Diesel 397hpTransmission6-Speed Shiftable AutomaticEst. Fuel Economy (MPG)-VIN1GT424E85FF612685Dastrup Auto IncLindon, UT 8404260801-221-1234Check Availability
Save2015 GMC Sierra 3500HD Denali$40,999Used135,300miles4X4Leather5 seatsEst. ValueHigh PricedEngine6.6L V8 Diesel 397hpTransmission6-Speed Shiftable AutomaticEst. Fuel Economy (MPG)-VIN1GT424E80FF635209Starz Automotive GroupSnellville, GA 30078145770-284-3243Check Availability
Save2015 GMC Sierra 3500HD Denali$33,995Used133,761miles4X4Leather5 seatsEst. ValueFair DealEngine6.6L V8 Diesel 397hpTransmission6-Speed Shiftable AutomaticEst. Fuel Economy (MPG)-VIN1GT424E82FF608190Granite Auto Sales LLCSpofford, NH 0346224603-363-9999Check Availability
Save2015 GMC Sierra 3500HD Denali$48,950Used75,524miles4X4Leather5 seatsEst. ValueHigh PricedEngine6.6L V8 Diesel 397hpTransmission6-Speed Shiftable AutomaticEst. Fuel Economy (MPG)-VIN1GT424E84FF560062Porterville Ford ServicePorterville, CA 93257110559-784-6000Check Availability
Save2015 GMC Sierra 3500HD Denali$45,995Used95,474miles4X4Leather5 seatsEst. ValueHigh PricedEngine6.6L V8 Diesel 397hpTransmission6-Speed Shiftable AutomaticEst. Fuel Economy (MPG)-VIN1GT424E82FF646695Spencer's AutoGrand Junction, CO 8150541970-366-2966Check Availability
Save2015 GMC Sierra 3500HD Denali$36,995Used122,403miles4X4Leather5 seatsEst. ValueFair DealEngine6.6L V8 Diesel 397hpTransmission6-Speed Shiftable AutomaticEst. Fuel Economy (MPG)-VIN1GT424E85FF558093Lot 99 LLCPortland, OR 97267317503-305-8186Check Availability
Save2015 GMC Sierra 3500HD Denali$38,999Used111,349miles4X4Leather5 seatsEst. ValueHigh PricedEngine6.6L V8 Diesel 397hpTransmission6-Speed Shiftable AutomaticEst. Fuel Economy (MPG)-VIN1GT424E86FF148340CarHubStafford, VA 2255495540-281-6565Check Availability
Save2015 GMC Sierra 3500HD Denali$38,995Used101,703miles4X4Leather5 seatsTows 13,000 lbsEst. ValueHigh PricedEngine6.6L V8 Diesel 397hpTransmission6-Speed Shiftable AutomaticEst. Fuel Economy (MPG)-VIN1GT424E81FF539623Fairgrounds Universal Auto SalesSalem, OR 97301160503-881-6765Check Availability
Save2015 GMC Sierra 3500HD Denali$34,998Used207,952miles4X4Leather5 seatsTows 13,000 lbsEst. ValueHigh PricedEngine6.6L V8 Diesel 397hpTransmission6-Speed Shiftable AutomaticEst. Fuel Economy (MPG)-VIN1GT424E82FF507179AJ's MotorsOmaha, NE 6812737531-466-3988Check Availability
SaveStock Photo - Actual vehicle may differ2015 GMC Sierra 3500HD Denali$42,796Used113,000miles4X45 seatsEst. ValueHigh PricedEngine6.6L V8 Diesel 397hpTransmission6-Speed Shiftable AutomaticEst. Fuel Economy (MPG)-VIN1GT424E80FF551679North Fork SalesGrand Junction, CO 8150120970-628-1010Check Availability
Save2015 GMC Sierra 3500HD Denali$25,995Used213,636miles4X4Leather5 seatsTows 13,300 lbsEst. ValueGood DealEngine6.6L V8 Diesel 397hpTransmission6-Speed Shiftable AutomaticEst. Fuel Economy (MPG)-VIN1GT424E83FF537744Lot 31 AutosalesKenosha, WI 5314476262-484-4091Check Availability
Save2015 GMC Sierra 3500HD Denali$33,990Used153,511miles4X4Leather5 seatsEst. ValueFair DealEngine6.6L V8 Diesel 397hpTransmission6-Speed Shiftable AutomaticEst. Fuel Economy (MPG)-VIN1GT424E87FF670149Highland Lakes Auto ExchangeMarble Falls, TX 7865445830-220-4880Check Availability
Save2015 GMC Sierra 3500HD Denali$27,495Used198,595miles4X4Leather5 seatsTows 13,300 lbsEst. ValueGood DealEngine6.6L V8 Diesel 397hpTransmission6-Speed Shiftable AutomaticEst. Fuel Economy (MPG)-VIN1GT424E80FF514079The AutoHavenUtica, MI 4831754248-864-0799Check Availability
Save2015 GMC Sierra 3500HD Denali$28,900Used240,370miles4X4Leather5 seatsEst. ValueGood DealEngine6.6L V8 Diesel 397hpTransmission6-Speed Shiftable AutomaticEst. Fuel Economy (MPG)-VIN1GT424E8XFF677564605 Auto PlazaRapid City, SD 57703173605-721-2277Check Availability
Save2015 GMC Sierra 3500HD Denali$37,990Used151,356miles4X4Leather5 seatsTows 13,000 lbsEst. ValueHigh PricedEngine6.6L V8 Diesel 397hpTransmission6-Speed Shiftable AutomaticEst. Fuel Economy (MPG)-VIN1GT424E82FF658328Diamond Cut AutosFort Myers, FL 3390163239-599-2032Check Availability
Save2015 GMC Sierra 3500HD Denali$31,995Used155,000miles4X4Leather5 seatsTows 13,300 lbsEst. ValueFair DealEngine6.6L V8 Diesel 397hpTransmission6-Speed Shiftable AutomaticEst. Fuel Economy (MPG)-VIN1GT424E82FF507943EEE Auto Service & SalesCincinnati, OH 45216244513-510-5015Check Availability
Save2015 GMC Sierra 3500HD Denali$29,900Used245,169miles4X4Leather5 seatsTows 13,000 lbsEst. ValueFair DealEngine6.6L V8 Diesel 397hpTransmission6-Speed Shiftable AutomaticEst. Fuel Economy (MPG)-VIN1GT424E85FF596858NOCO RV SalesLoveland, CO 805383970-980-4902Check Availability
Save2015 GMC Sierra 3500HD Denali$33,995Used124,491miles4X4Leather5 seatsTows 13,300 lbsEst. ValueFair DealEngine6.6L V8 Diesel 397hpTransmission6-Speed Shiftable AutomaticEst. Fuel Economy (MPG)-VIN1GT424E82FF528419Carz R usMesa, AZ 85207240480-699-1059Check Availability
Save2015 GMC Sierra 3500HD Denali$44,999Used82,766miles4X4Leather5 seatsEst. ValueHigh PricedEngine6.6L V8 Diesel 397hpTransmission6-Speed Shiftable AutomaticEst. Fuel Economy (MPG)-VIN1GT424E80FF591311Hillsboro Auto MartTampa, FL 33612155813-931-9393Check Availability
Save2015 GMC Sierra 3500HD Denali$42,990Used82,955miles4X45 seatsEst. ValueHigh PricedEngine6.6L V8 Diesel 397hpTransmission6-Speed Shiftable AutomaticEst. Fuel Economy (MPG)-VIN1GT424E86FF184707Ressler of BelgradeBelgrade, MT 59714235406-388-2611Check Availability
Save2015 GMC Sierra 3500HD Denali$24,686Used259,560miles4X4Leather5 seatsEst. ValueFair DealEngine8 Cylinder EngineTransmission6-Speed Shiftable AutomaticEst. Fuel Economy (MPG)-VIN1GT424E82FF133799Remus Chevrolet and CorvetteNorth Platte, NE 69101103308-532-7400Check Availability
Save2015 GMC Sierra 3500HD DenaliPrice UnknownContact seller for priceUsed138,175miles4X45 seatsEst. Value-Engine6.6L V8 Diesel 397hpTransmission6-Speed Shiftable AutomaticEst. Fuel Economy (MPG)-VIN1GT424E82FF636068M&M AUTO SALES & WHOLESALE LLCSylacauga, AL 35150239205-753-3517Check Availability