All GMC Inventory in Colorado: Shop All New & Used GMC Inventory
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$59,135$52,635StatusAvailableLocationBoulder, COStock #G228079Sterling Metallic 2025 GMC Sierra 1500 Elevation 4WD 8-Speed Automatic 2.7L I4 Turbocharged DOHC 16V LEV3-SULEV30 310hp 8-Speed Automatic... READ MORE
Odometer3181InteriorBlack ClothInterior ColorBlackInterior MaterialClothExterior Base ColorGrayColourSterling MetallicBody4D Crew CabBody Bed StyleShort BedBody Door Ct4Wheelbase147.4Engine AspirationTurbochargedEngine CamshaftDOHCEngine Cylinder Ct4Engine Displacement2.7FuelGasolineTransmission8-Speed AutomaticTransmission Gear Ct8Transmission TypeAutomaticDrivetrain Desc4WDDrivetrain Type4WDDrivetrain Wheel Ct4Highway MPG19City MPG17



$93,048$86,555StatusAvailableLocationBoulder, COStock #G277343ROCKY RIDGE EDITION!!Sterling Metallic 2025 GMC Sierra 1500 AT4 4WD 10-Speed Automatic 3.0L I6 10-Speed Automatic, 4WD, Jet Black With Ka... READ MORE
Odometer7Interior ColorJet Black With Kalahari AccentsInterior MaterialLeatherExterior Base ColorSilverColourSterling MetallicBody4D Crew CabBody Bed StyleShort BedBody Door Ct4Wheelbase147.5Engine3.0L I6Engine AspirationTurbochargedEngine CamshaftDOHCEngine Cylinder Ct6Engine Displacement3FuelDieselTransmission10-Speed AutomaticTransmission Gear Ct10Transmission TypeAutomaticDrivetrain Desc4WDDrivetrain Type4WDDrivetrain Wheel Ct4Highway MPG26City MPG22



$59,135$53,635StatusAvailableLocationBoulder, COStock #G275734Sterling Metallic 2025 GMC Sierra 1500 Elevation 4WD 8-Speed Automatic 2.7L I4 Turbocharged DOHC 16V LEV3-SULEV30 310hp 8-Speed Automatic... READ MORE
Odometer3419InteriorClothInterior ColorBlackInterior MaterialClothExterior Base ColorSilverColourSterling MetallicBody4D Crew CabBody Bed StyleShort BedBody Door Ct4Wheelbase147.4Engine AspirationTurbochargedEngine CamshaftDOHCEngine Cylinder Ct4Engine Displacement2.7FuelGasolineTransmission8-Speed AutomaticTransmission Gear Ct8Transmission TypeAutomaticDrivetrain Desc4WDDrivetrain Type4WDDrivetrain Wheel Ct4Highway MPG19City MPG17



$83,685$78,467StatusAvailableLocationBoulder, COStock #G111552Onyx Black 2026 GMC Sierra 1500 AT4X 4WD 10-Speed Automatic 3.0L I6 10-Speed Automatic, 4WD, Obsidian Rush Leather.GMC Dealership Serving... READ MORE
Odometer7Interior ColorObsidian RushInterior MaterialLeatherExterior Base ColorBlackColourOnyx BlackBody4D Crew CabBody Bed StyleShort BedBody Door Ct4Wheelbase147.5Engine3.0L I6Engine AspirationTurbochargedEngine CamshaftDOHCEngine Cylinder Ct6Engine Displacement3FuelDieselTransmission10-Speed AutomaticTransmission Gear Ct10Transmission TypeAutomaticDrivetrain Desc4WDDrivetrain Type4WDDrivetrain Wheel Ct4Highway MPG20City MPG19



$73,085$67,899StatusAvailableLocationBoulder, COStock #G140827Summit White 2026 GMC Sierra 1500 AT4 4WD 10-Speed Automatic 3.0L I6 10-Speed Automatic, 4WD, Jet Black With Kalahari Accents Leather.GMC... READ MORE
Odometer7Interior ColorJet Black With Kalahari AccentsInterior MaterialLeatherExterior Base ColorWhiteColourSummit WhiteBody4D Crew CabBody Bed StyleShort BedBody Door Ct4Wheelbase147.5Engine3.0L I6Engine AspirationTurbochargedEngine CamshaftDOHCEngine Cylinder Ct6Engine Displacement3FuelDieselTransmission10-Speed AutomaticTransmission Gear Ct10Transmission TypeAutomaticDrivetrain Desc4WDDrivetrain Type4WDDrivetrain Wheel Ct4Highway MPG26City MPG22



$73,945$69,076StatusAvailableLocationLongmont, COStock #L222683Onyx Black 2026 GMC Sierra 1500 AT4 4WD 10-Speed Automatic 3.0L I6 10-Speed Automatic, 4WD, Jet Black With Kalahari Accents Leather.Proud... READ MORE
Odometer5Interior ColorJet Black With Kalahari AccentsInterior MaterialLeatherExterior Base ColorBlackColourOnyx BlackBody4D Crew CabBody Bed StyleShort BedBody Door Ct4Wheelbase147.5Engine3.0L I6Engine AspirationTurbochargedEngine CamshaftDOHCEngine Cylinder Ct6Engine Displacement3FuelDieselTransmission10-Speed AutomaticTransmission Gear Ct10Transmission TypeAutomaticDrivetrain Desc4WDDrivetrain Type4WDDrivetrain Wheel Ct4Highway MPG24City MPG21



$75,250$70,539StatusAvailableLocationBoulder, COStock #DT388136Onyx Black 2025 GMC Sierra 1500 Denali 4WD 10-Speed Automatic 3.0L I6 10-Speed Automatic, 4WD, Black Leather.GMC Dealership Serving Bould... READ MORE
Odometer5InteriorLeatherInterior ColorBlackInterior MaterialLeatherExterior Base ColorBlackColourOnyx BlackBody4D Crew CabBody Bed StyleShort BedBody Door Ct4Wheelbase147.4Engine3.0L I6Engine AspirationTurbochargedEngine CamshaftOHVEngine Cylinder Ct6Engine Displacement3FuelDieselTransmission10-Speed AutomaticTransmission Gear Ct10Transmission TypeAutomaticDrivetrain Desc4WDDrivetrain Type4WDDrivetrain Wheel Ct4Highway MPG26City MPG22



$67,545$62,895StatusAvailableLocationLongmont, COStock #160888Onyx Black 2026 GMC Sierra 1500 Elevation 4WD 10-Speed Automatic EcoTec3 5.3L V8 10-Speed Automatic, 4WD, Jet Black Cloth.Proudly serving... READ MORE
Odometer3InteriorJet Black ClothInterior ColorJet BlackInterior MaterialClothExterior Base ColorBlackColourOnyx BlackBody4D Crew CabBody Bed StyleShort BedBody Door Ct4Body Roof StyleTargaWheelbase147.4EngineEcoTec3 5.3L V8Engine AspirationTurbochargedEngine CamshaftOHVEngine Cylinder Ct8Engine Displacement5.3FuelGasolineTransmission10-Speed AutomaticTransmission Gear Ct10Transmission TypeAutomaticDrivetrain Desc4WDDrivetrain Type4WDDrivetrain Wheel Ct4Highway MPG18City MPG15



$67,545$63,095StatusAvailableLocationLongmont, COStock #190699Onyx Black 2026 GMC Sierra 1500 Elevation 4WD 10-Speed Automatic EcoTec3 5.3L V8 10-Speed Automatic, 4WD, Black Leather.Proudly serving L... READ MORE
Odometer4InteriorLeatherInterior ColorBlackInterior MaterialLeatherExterior Base ColorBlackColourOnyx BlackBody4D Crew CabBody Bed StyleShort BedBody Door Ct4Body Roof StyleTargaWheelbase147.4EngineEcoTec3 5.3L V8Engine AspirationTurbochargedEngine CamshaftOHVEngine Cylinder Ct8Engine Displacement5.3FuelGasolineTransmission10-Speed AutomaticTransmission Gear Ct10Transmission TypeAutomaticDrivetrain Desc4WDDrivetrain Type4WDDrivetrain Wheel Ct4Highway MPG18City MPG15



$69,510$65,081StatusAvailableLocationLongmont, COStock #DT189958Glacier White Tricoat 2026 GMC Sierra 1500 SLT 4WD 10-Speed Automatic EcoTec3 5.3L V8 10-Speed Automatic, 4WD, Black Leather.Proudly serv... READ MORE
Odometer10InteriorLeatherInterior ColorBlackInterior MaterialLeatherExterior Base ColorWhiteColourGlacier WhiteBody4D Crew CabBody Bed StyleShort BedBody Door Ct4Body Roof StyleTargaWheelbase147.4EngineEcoTec3 5.3L V8Engine CamshaftOHVEngine Cylinder Ct8Engine Displacement5.3FuelGasolineTransmission10-Speed AutomaticTransmission Gear Ct10Transmission TypeAutomaticDrivetrain Desc4WDDrivetrain Type4WDDrivetrain Wheel Ct4Highway MPG18City MPG15



$67,840$63,411StatusAvailableLocationLongmont, COStock #188168Summit White 2026 GMC Sierra 1500 SLT 4WD 10-Speed Automatic EcoTec3 5.3L V8 10-Speed Automatic, 4WD, Black Leather.Proudly serving Longm... READ MORE
Odometer5InteriorLeatherInterior ColorBlackInterior MaterialLeatherExterior Base ColorWhiteColourSummit WhiteBody4D Crew CabBody Bed StyleShort BedBody Door Ct4Body Roof StyleTargaWheelbase147.4EngineEcoTec3 5.3L V8Engine CamshaftOHVEngine Cylinder Ct8Engine Displacement5.3FuelGasolineTransmission10-Speed AutomaticTransmission Gear Ct10Transmission TypeAutomaticDrivetrain Desc4WDDrivetrain Type4WDDrivetrain Wheel Ct4Highway MPG18City MPG15



$81,085$76,709StatusAvailableLocationLongmont, COStock #L247457Sterling Metallic 2026 GMC Sierra 1500 Denali 4WD 10-Speed Automatic EcoTec3 6.2L V8 10-Speed Automatic, 4WD, Black Leather.Proudly servi... READ MORE
Odometer5InteriorLeatherInterior ColorBlackInterior MaterialLeatherExterior Base ColorSilverColourSterling MetallicBody4D Crew CabBody Bed StyleShort BedBody Door Ct4Wheelbase147.4EngineEcoTec3 6.2L V8Engine CamshaftOHVEngine Cylinder Ct8Engine Displacement6.2Engine Fuel IntakeDIFuelGasolineTransmission10-Speed AutomaticTransmission Gear Ct10Transmission TypeAutomaticDrivetrain Desc4WDDrivetrain Type4WDDrivetrain Wheel Ct4Highway MPG19City MPG15
$50,085$43,585StatusAvailableLocationLongmont, COStock #372178Summit White 2024 GMC Sierra 1500 Pro 4WD 8-Speed Automatic 2.7L I4 Turbocharged DOHC 16V LEV3-SULEV30 310hp 8-Speed Automatic, 4WD, Blac... READ MORE
Odometer2InteriorBlack ClothInterior ColorBlackInterior MaterialClothExterior Base ColorWhiteColourSummit WhiteBody4D Crew CabBody Bed StyleShort BedBody Door Ct4Wheelbase147.4Engine AspirationTurbochargedEngine CamshaftDOHCEngine Cylinder Ct4Engine Displacement2.7FuelGasolineTransmission8-Speed AutomaticTransmission Gear Ct8Transmission TypeAutomaticDrivetrain Desc4WDDrivetrain Type4WDDrivetrain Wheel Ct4Highway MPG20City MPG17
$87,190$80,690StatusAvailableLocationLongmont, COStock #335490Onyx Black 2024 GMC Sierra 1500 Denali Ultimate 4WD 10-Speed Automatic EcoTec3 6.2L V8 10-Speed Automatic, 4WD, Alpine Umber Leather.Prou... READ MORE
Odometer2Interior ColorAlpine UmberInterior MaterialLeatherExterior Base ColorBlackColourOnyx BlackBody4D Crew CabBody Bed StyleShort BedBody Door Ct4Wheelbase147.4EngineEcoTec3 6.2L V8Engine CamshaftOHVEngine Cylinder Ct8Engine Displacement6.2FuelGasolineTransmission10-Speed AutomaticTransmission Gear Ct10Transmission TypeAutomaticDrivetrain Desc4WDDrivetrain Type4WDDrivetrain Wheel Ct4Highway MPG19City MPG15
$59,710$53,210StatusAvailableLocationLongmont, COStock #369576Sterling Metallic 2024 GMC Sierra 1500 Elevation 4WD 8-Speed Automatic 2.7L I4 Turbocharged DOHC 16V LEV3-SULEV30 310hp 8-Speed Automatic... READ MORE
Odometer2InteriorBlack ClothInterior ColorBlackInterior MaterialClothExterior Base ColorGrayColourSterling MetallicBody4D Crew CabBody Bed StyleShort BedBody Door Ct4Wheelbase147.4Engine AspirationTurbochargedEngine CamshaftDOHCEngine Cylinder Ct4Engine Displacement2.7FuelGasolineTransmission8-Speed AutomaticTransmission Gear Ct8Transmission TypeAutomaticDrivetrain Desc4WDDrivetrain Type4WDDrivetrain Wheel Ct4Highway MPG18City MPG17



$79,045$74,868StatusAvailableLocationLongmont, COStock #L199001Onyx Black 2026 GMC Sierra 1500 Denali 4WD 10-Speed Automatic EcoTec3 6.2L V8 10-Speed Automatic, 4WD, Jet Black Leather.Proudly serving ... READ MORE
Odometer5InteriorJet Black LeatherInterior ColorJet BlackInterior MaterialLeatherExterior Base ColorBlackColourOnyx BlackBody4D Crew CabBody Bed StyleShort BedBody Door Ct4Wheelbase147.4EngineEcoTec3 6.2L V8Engine CamshaftOHVEngine Cylinder Ct8Engine Displacement6.2Engine Fuel IntakeDIFuelGasolineTransmission10-Speed AutomaticTransmission Gear Ct10Transmission TypeAutomaticDrivetrain Desc4WDDrivetrain Type4WDDrivetrain Wheel Ct4Highway MPG19City MPG15



$74,954$70,810StatusAvailableLocationLongmont, COStock #DT147328Summit White 2026 GMC Sierra 1500 AT4 4WD 10-Speed Automatic EcoTec3 6.2L V8 10-Speed Automatic, 4WD, Jet Black With Kalahari Accents Lea... READ MORE
Odometer10Interior ColorJet Black With Kalahari AccentsInterior MaterialLeatherExterior Base ColorWhiteColourSummit WhiteBody4D Crew CabBody Bed StyleShort BedBody Door Ct4Wheelbase147.5EngineEcoTec3 6.2L V8Engine CamshaftOHVEngine Cylinder Ct8Engine Displacement6.2Engine Fuel IntakeDIFuelGasolineTransmission10-Speed AutomaticTransmission Gear Ct10Transmission TypeAutomaticDrivetrain Desc4WDDrivetrain Type4WDDrivetrain Wheel Ct4Highway MPG19City MPG15



$85,085$81,138StatusAvailableLocationLongmont, COStock #L202808Summit White 2026 GMC Sierra 1500 AT4X 4WD 10-Speed Automatic EcoTec3 6.2L V8 10-Speed Automatic, 4WD, Obsidian Rush Leather.Proudly serv... READ MORE
Odometer2Interior ColorObsidian RushInterior MaterialLeatherExterior Base ColorWhiteColourSummit WhiteBody4D Crew CabBody Bed StyleShort BedBody Door Ct4Wheelbase147.5EngineEcoTec3 6.2L V8Engine CamshaftOHVEngine Cylinder Ct8Engine Displacement6.2Engine Fuel IntakeDIFuelGasolineTransmission10-Speed AutomaticTransmission Gear Ct10Transmission TypeAutomaticDrivetrain Desc4WDDrivetrain Type4WDDrivetrain Wheel Ct4Highway MPG16City MPG14



$81,735$77,799StatusAvailableLocationLongmont, COStock #L231720Glacier White Tricoat 2026 GMC Sierra 1500 Denali 4WD 10-Speed Automatic EcoTec3 6.2L V8 10-Speed Automatic, 4WD, Jet Black Leather.Proud... READ MORE
Odometer4InteriorJet Black LeatherInterior ColorJet BlackInterior MaterialLeatherExterior Base ColorWhiteBody4D Crew CabBody Bed StyleShort BedBody Door Ct4Wheelbase147.4EngineEcoTec3 6.2L V8Engine CamshaftOHVEngine Cylinder Ct8Engine Displacement6.2Engine Fuel IntakeDIFuelGasolineTransmission10-Speed AutomaticTransmission Gear Ct10Transmission TypeAutomaticDrivetrain Desc4WDDrivetrain Type4WDDrivetrain Wheel Ct4Highway MPG19City MPG15



$64,405$60,511StatusAvailableLocationLongmont, COStock #162473Summit White 2026 GMC Sierra 1500 Elevation 4WD 10-Speed Automatic EcoTec3 5.3L V8 10-Speed Automatic, 4WD, Black Cloth.Proudly serving L... READ MORE
Odometer4InteriorClothInterior ColorBlackInterior MaterialClothExterior Base ColorWhiteColourSummit WhiteBody4D Crew CabBody Bed StyleShort BedBody Door Ct4Wheelbase147.4EngineEcoTec3 5.3L V8Engine AspirationTurbochargedEngine CamshaftOHVEngine Cylinder Ct8Engine Displacement5.3FuelGasolineTransmission10-Speed AutomaticTransmission Gear Ct10Transmission TypeAutomaticDrivetrain Desc4WDDrivetrain Type4WDDrivetrain Wheel Ct4Highway MPG18City MPG15
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Dive into the expansive lineup of GMC vehicles available at Mike Maroone Colorado, where performance meets luxury in every model. Whether you're interested in conquering the rugged terrains of Colorado with a sturdy vehicle or you need a dependable ride for your daily commutes, our range includes both GMC SUVs and trucks tailored to meet diverse driving needs in Colorado. Those in search of state-of-the-art features and pristine condition will find our new GMC SUVs for sale perfectly aligning with their expectations, while budget-conscious consumers looking for a reliable vehicle at a reduced price will appreciate the value in our used GMC SUVs for sale in Colorado.
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Selecting Your Ideal GMC Model in Colorado
Choosing the right vehicle in Colorado involves more than just finding a good deal. Rather, it requires understanding the nuances of each model's capabilities and how they align with your lifestyle. Exploring our GMC lineup at Mike Maroone Colorado allows you to experience first-hand the superior handling and advanced features of our new GMC trucks for sale. For those in Colorado considering a pre-owned option, our used GMC trucks for sale have been meticulously inspected to ensure they meet your high standards and ours, providing you with peace of mind and a vehicle that’s ready to tackle anything Colorado can throw its way.
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New vs. Used GMC Vehicles: What's Right for You?
At Mike Maroone Colorado, we recognize that choosing between a new and used GMC SUV for sale can significantly impact your driving experience. Buying a new GMC SUV for sale or truck offers the latest in technology, efficiency, and features, along with the reassurance of a full manufacturer's warranty. These vehicles are ideal for Colorado drivers seeking cutting-edge design and peace of mind in knowing their vehicle has no prior history. Alternatively, opting for a used GMC truck for sale from our inventory can be a savvy financial decision. These vehicles offer considerable savings and have undergone rigorous inspections to ensure they meet our high standards of quality and performance. No matter if you choose a pristine new GMC SUV or a robust used GMC truck, you'll benefit from our comprehensive support and service in Colorado. Our commitment to ensuring your GMC operates at peak performance extends well beyond the initial sale. With access to top-tier maintenance and repair services from our expert team, every GMC owner in Colorado can enjoy a seamless ownership experience. Reliable support from Mike Maroone Colorado is just a phone call away, ensuring your GMC SUV or new GMC truck for sale continues to meet your needs through every mile.
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