Save2020 GMC Sierra 2500HD AT4$51,990Used100,657miles4X4Leather5 seatsTows 14,500 lbsEst. ValueFair DealEngineV-8 cyl DieselTransmissionAutomaticEst. Fuel Economy (MPG)-VIN1GT19PEY6LF257828Carder MotorsBridgeport, WV 2633083304-842-6776Check Availability
Save2020 GMC Sierra 2500HD Denali$44,440Used140,489miles4X4Leather5 seatsTows 14,500 lbsEst. ValueGood DealEngine6.6L V8 Bio Diesel 445hpTransmission10-Speed Shiftable AutomaticEst. Fuel Economy (MPG)-VIN1GT19REY7LF245974Starling ChevroletOrlando, FL 328371,010321-732-9871Check Availability
Save2020 GMC Sierra 2500HD SLT$34,995Used123,673miles4X4Leather6 seatsTows 14,500 lbsEst. Value-Engine6.6L V8TransmissionAutomaticEst. Fuel Economy (MPG)-VIN1GT49NE71LF185025Woodcrest MotorsStevens, PA 1757852717-336-3130Check Availability
Save2020 GMC Sierra 2500HD SLT$43,653Used84,178miles4X4Leather6 seatsTows 14,500 lbsEst. ValueHigh PricedEngine6.6L V8 GasolineTransmission6-Speed Shiftable AutomaticEst. Fuel Economy (MPG)-VIN1GT19NE71LF146518Morrie's Sparta ChevroletSparta, WI 5465673608-889-3368Check Availability
Save2020 GMC Sierra 2500HD Base$30,995Used87,387miles4X43 seatsTows 14,500 lbsEst. ValueFair DealEngine6.6L V8 Gasoline 401hpTransmission6-Speed Shiftable AutomaticEst. Fuel Economy (MPG)-VIN1GT39LE73LF326614Parkway Auto SalesHudsonville, MI 4942679616-662-9600Check Availability
Save2020 GMC Sierra 2500HD AT4$59,995Used102,325miles4X4Leather5 seatsTows 14,500 lbsEst. ValueHigh PricedEngine6.6L V8 Bio Diesel 445hpTransmission10-Speed Shiftable AutomaticEst. Fuel Economy (MPG)-VIN1GT49PEYXLF289369Diesel Trucks NCKernersville, NC 2728428336-790-8792Check Availability
Save2020 GMC Sierra 2500HD Denali$47,345Used115,379miles4X4Leather5 seatsTows 14,500 lbsEst. ValueFair DealEngine6.6L V8 Bio Diesel 445hpTransmission10-Speed Shiftable AutomaticEst. Fuel Economy (MPG)-VIN1GT49REY6LF249446Michel MotorsBuffalo, MN 5531353763-237-6885Check Availability
Save2020 GMC Sierra 2500HD SLT$40,589Used150,849miles4X4Leather6 seatsTows 14,500 lbsEst. ValueFair DealEngine6.6L V8 Bio Diesel 445hpTransmission10-Speed Shiftable AutomaticEst. Fuel Economy (MPG)-VIN1GT49NEY6LF223664Hoskins TrucksCenterville, UT 8401474801-719-0062Check Availability
SaveStock Photo - Actual vehicle may differ2020 GMC Sierra 2500HD Base$13,880Used238,811miles4X23 seatsTows 14,500 lbsEst. ValueLow PricedEngine6.6L V8 Gasoline 401hpTransmission6-Speed Shiftable AutomaticEst. Fuel Economy (MPG)-VIN1GT08LE73LF195495iDrive Motor SportsBerwyn, IL 6040243708-381-2757Check Availability
SaveStock Photo - Actual vehicle may differ2020 GMC Sierra 2500HD Denali$49,999Used122,506miles4X4Leather5 seatsTows 14,500 lbsEst. ValueFair DealEngineV8, Turbo Diesel, 6.6 LiterTransmissionAutomatic, 10-Spd AllisonEst. Fuel Economy (MPG)-VIN1GT49REY5LF157227Integrity Auto SalesSacramento, CA 958234,685916-392-0800Check Availability
Save2020 GMC Sierra 2500HD Base$28,999Used139,311miles4X46 seatsTows 14,500 lbsEst. ValueFair DealEngine6.6L V8 Gasoline 401hpTransmission6-Speed Shiftable AutomaticEst. Fuel Economy (MPG)-VIN1GT49LE74LF149284Catanos Auto Sales IncBakersfield, CA 9330571661-869-0168Check Availability
Save2020 GMC Sierra 2500HD Denali$52,979Used79,075miles4X4Leather5 seatsTows 14,500 lbsEst. ValueFair DealEngine6.6L V8 Bio Diesel 445hpTransmission10-Speed Shiftable AutomaticEst. Fuel Economy (MPG)-VIN1GT49REY4LF238526Dunning Motor SalesCambridge, OH 43725359740-439-4465Check Availability
Save2020 GMC Sierra 2500HD Denali$58,399Used62,653miles4X4Leather5 seatsTows 14,500 lbsEst. Value-EngineDuramax 6.6L Turbo-Diesel V8 B20-Diesel Compatible EngineTransmissionAutomaticEst. Fuel Economy (MPG)-VIN1GT49REY6LF325909Carville's Auto MartGrand Junction, CO 81505271970-241-5370Check Availability
SaveStock Photo - Actual vehicle may differ2020 GMC Sierra 2500HD BasePrice UnknownContact seller for priceUsed113,167miles4X46 seatsTows 14,500 lbsEst. Value-Engine6.6L V8TransmissionAutomaticEst. Fuel Economy (MPG)-VIN1GT59LE76LF340662JZ Auto SalesSummit Argo, IL 60501129708-929-4490Check Availability
Save2020 GMC Sierra 2500HD Denali$42,589Used164,429miles4X4Leather5 seatsTows 14,500 lbsEst. ValueGood DealEngine6.6L V8 Bio Diesel 445hpTransmission10-Speed Shiftable AutomaticEst. Fuel Economy (MPG)-VIN1GT49REY2LF203208Hoskins TrucksCenterville, UT 8401474801-719-0062Check Availability
Save2020 GMC Sierra 2500HD SLT$43,466Used101,023miles4X4Leather6 seatsTows 14,500 lbsEst. ValueFair DealEngine6.6L V8 Bio Diesel 445hpTransmission10-Speed Shiftable AutomaticEst. Fuel Economy (MPG)-VIN1GT49NEY0LF112432Seth Wadley Chrysler Dodge Jeep RAMPauls Valley, OK 73075809405-253-0470Check Availability
Save2020 GMC Sierra 2500HD SLT$44,885Used101,023miles4X4Leather6 seatsTows 14,500 lbsEst. ValueFair DealEngine6.6L V8 Bio Diesel 445hpTransmission10-Speed Shiftable AutomaticEst. Fuel Economy (MPG)-VIN1GT49NEY0LF112432Seth Wadley Chevrolet GMC PerryPerry, OK 730771,167580-307-1028Check Availability
Save2020 GMC Sierra 2500HD Denali$37,998Used180,981miles4X4Leather5 seatsTows 14,500 lbsEst. ValueGood DealEngine6.6L V8 Bio Diesel 445hpTransmission10-Speed Shiftable AutomaticEst. Fuel Economy (MPG)-VIN1GT49REY0LF139783Atlanta Luxury Motors IncBuford, GA 3051887770-757-4265Check Availability
Save2020 GMC Sierra 2500HD SLT$34,990Used154,703miles4X4Leather6 seatsTows 14,500 lbsEst. ValueGood DealEngine6.6L V8 Bio Diesel 445hpTransmission10-Speed Shiftable AutomaticEst. Fuel Economy (MPG)-VIN1GT49NEY7LF259184David Scott Lee Fort Walton BeachFort Walton Beach, FL 32547250850-682-2708Check Availability
Save2020 GMC Sierra 2500HD Denali$58,000Used57,002miles4X4Leather5 seatsTows 14,500 lbsEst. Value-Engine6.6LTransmissionAutomaticEst. Fuel Economy (MPG)-VIN1GT49REY7LF126965Everett Chevrolet Buick GMC CadillacHickory, NC 28602679828-624-2880Check Availability
Save2020 GMC Sierra 2500HD Denali$48,900Used130,709miles4X4Leather5 seatsTows 14,500 lbsEst. ValueFair DealEngine6.6L V8 Bio Diesel 445hpTransmission10-Speed Shiftable AutomaticEst. Fuel Economy (MPG)-VIN1GT49REY3LF263840Bill Hancock Motors, LLCAlbertville, AL 3595056256-840-9491Check Availability
Save2020 GMC Sierra 2500HD Denali$45,700Used136,930miles4X4Leather5 seatsTows 14,500 lbsEst. Value-EngineV8, Turbo Diesel, 6.6 LiterTransmissionAutomaticEst. Fuel Economy (MPG)-VIN1GT49REY8LF260478Peterson Auto GroupCarthage, TX 7563341903-720-4940Check Availability
SaveStock Photo - Actual vehicle may differ2020 GMC Sierra 2500HD Denali$49,952Used71,702miles4X4Leather5 seatsTows 14,500 lbsEst. ValueGood DealEngine6.6L V8 Bio Diesel 445hpTransmissionAutomatic 10-Spd AllisonEst. Fuel Economy (MPG)-VIN1GT49REY8LF116266Monster MotorsMichigan Center, MI 49254256800-401-6170Check Availability
Save2020 GMC Sierra 2500HD Denali$49,999Used72,408miles4X4Leather5 seatsTows 14,500 lbsEst. ValueFair DealEngine6.6L V8 Bio Diesel 445hpTransmission10-Speed Shiftable AutomaticEst. Fuel Economy (MPG)-VIN1GT49REY7LF133351Greenline Motors LLCBellevue, NE 68005163531-466-5476Check Availability