Mike Maroone GMC Boulder: Shop New & Used GMC Trucks, SUVs, Evs & More
Price
Year




$111,910$89,161StatusAvailableLocationBoulder, COStock #G105593Afterburner Tintcoat (Orange) 2024 GMC Hummer EV SUV 2X 4WD 1-Speed Automatic Electric Motor Black Rear D-Ring Recovery Hook (LPO), Drive... READ MORE
Odometer3016Interior ColorLunar Horizon (Jet Black/Light Grey)Interior MaterialLeatherExterior Base ColorOrangeBody4D Sport UtilityBody Door Ct4Body Roof StyleT-TopWheelbase127EngineElectric MotorFuelElectricTransmission1-Speed AutomaticTransmission Gear Ct1Transmission TypeAutomaticDrivetrain Desc4WDDrivetrain Type4WDDrivetrain Wheel Ct4Highway MPG48City MPG59



$117,435$107,435StatusAvailableLocationBoulder, COStock #G110074Void Black 2025 GMC Hummer EV SUV 3X 4WD 1-Speed Automatic Electric MotorGMC Dealership Serving Boulder, CO Drivers – Mike Maroone GMC GM... READ MORE
Odometer1351Interior ColorLunar Horizon (Jet Black/Light Grey)Interior MaterialLeatherExterior Base ColorBlackColourVoid BlackBody4D Sport UtilityBody Door Ct4Wheelbase127EngineElectric MotorFuelElectricTransmission1-Speed AutomaticTransmission Gear Ct1Transmission TypeAutomaticDrivetrain Desc4WDDrivetrain Type4WDDrivetrain Wheel Ct4Highway MPG48City MPG59



$107,440$97,440StatusAvailableLocationLongmont, COStock #DT104741Void Black 2025 GMC Hummer EV SUV 3X 4WD 1-Speed Automatic Electric MotorProudly serving Longmont, Boulder, Denver, Loveland, Erie, Fort ... READ MORE
Odometer566Interior ColorLunar Shadow (Jet Black/Taupe)Interior MaterialLeatherExterior Base ColorBlackColourVoid BlackBody4D Sport UtilityBody Door Ct4Wheelbase127EngineElectric MotorFuelElectricTransmission1-Speed AutomaticTransmission Gear Ct1Transmission TypeAutomaticDrivetrain Desc4WDDrivetrain Type4WDDrivetrain Wheel Ct4Highway MPG48City MPG59



$117,435$107,435StatusAvailableLocationLongmont, COStock #107966Void Black 2025 GMC Hummer EV SUV 3X 4WD 1-Speed Automatic Electric MotorProudly serving Longmont, Boulder, Denver, Loveland, Erie, Fort ... READ MORE
Odometer1105Interior ColorLunar Horizon (Jet Black/Light Grey)Interior MaterialLeatherExterior Base ColorBlackColourVoid BlackBody4D Sport UtilityBody Door Ct4Wheelbase127EngineElectric MotorFuelElectricTransmission1-Speed AutomaticTransmission Gear Ct1Transmission TypeAutomaticDrivetrain Desc4WDDrivetrain Type4WDDrivetrain Wheel Ct4Highway MPG48City MPG59



$117,785$107,785StatusAvailableLocationLongmont, COStock #109971Void Black 2025 GMC Hummer EV SUV 3X 4WD 1-Speed Automatic Electric MotorProudly serving Longmont, Boulder, Denver, Loveland, Erie, Fort ... READ MORE
Odometer1054Interior ColorLunar Horizon (Jet Black/Light Grey)Interior MaterialLeatherExterior Base ColorBlackColourVoid BlackBody4D Sport UtilityBody Door Ct4Wheelbase127EngineElectric MotorFuelElectricTransmission1-Speed AutomaticTransmission Gear Ct1Transmission TypeAutomaticDrivetrain Desc4WDDrivetrain Type4WDDrivetrain Wheel Ct4Highway MPG48City MPG59



$117,915$107,915StatusAvailableLocationLongmont, COStock #109970Meteorite Metallic (Gray) 2025 GMC Hummer EV SUV 3X 4WD 1-Speed Automatic Electric MotorProudly serving Longmont, Boulder, Denver, Lovela... READ MORE
Odometer1315Interior ColorLunar Horizon (Jet Black/Light Grey)Interior MaterialLeatherExterior Base ColorGrayBody4D Sport UtilityBody Door Ct4Wheelbase127EngineElectric MotorFuelElectricTransmission1-Speed AutomaticTransmission Gear Ct1Transmission TypeAutomaticDrivetrain Desc4WDDrivetrain Type4WDDrivetrain Wheel Ct4Highway MPG48City MPG59



$107,695$97,695StatusAvailableLocationLongmont, COStock #DT109666Interstellar White 2025 GMC Hummer EV SUV 3X 4WD 1-Speed Automatic Electric MotorProudly serving Longmont, Boulder, Denver, Loveland, Eri... READ MORE
Odometer1161Interior ColorLunar Shadow (Jet Black/Taupe)Interior MaterialLeatherExterior Base ColorWhiteColourInterstellar WhiteBody4D Sport UtilityBody Door Ct4Wheelbase127EngineElectric MotorFuelElectricTransmission1-Speed AutomaticTransmission Gear Ct1Transmission TypeAutomaticDrivetrain Desc4WDDrivetrain Type4WDDrivetrain Wheel Ct4Highway MPG48City MPG59



$95,754$87,894StatusAvailableLocationBoulder, COStock #DT153324White Frost Tricoat 2025 GMC Sierra 2500HD Denali 4WD 10-Speed Automatic Duramax 6.6L V8 Turbodiesel 10-Speed Automatic, 4WD, Jet Black L... READ MORE
Odometer2854InteriorJet Black LeatherInterior ColorJet BlackInterior MaterialLeatherExterior Base ColorWhiteColourWhite Frost TricoatBody4D Crew CabBody Bed StyleShort BedBody Door Ct4Wheelbase159Engine AspirationTurbochargedEngine CamshaftOHVEngine Cylinder Ct8Engine Displacement6.6FuelDieselTransmission10-Speed AutomaticTransmission Gear Ct10Transmission TypeAutomaticDrivetrain Desc4WDDrivetrain Type4WDDrivetrain Wheel Ct4



$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



$110,595$102,171StatusAvailableLocationBoulder, COStock #G103414Moonshot Green Matte 2024 GMC Hummer EV SUV 3X 4WD 1-Speed Automatic Electric Motor 10.49 Final Drive Ratio, 12-Way Power Driver Seat Adj... READ MORE
Odometer15Interior ColorLunar Shadow (Jet Black/Taupe)Interior MaterialLeatherExterior Base ColorGreenBody4D Sport UtilityBody Door Ct4Body Roof StyleT-TopWheelbase127EngineElectric MotorFuelElectricTransmission1-Speed AutomaticTransmission Gear Ct1Transmission TypeAutomaticDrivetrain Desc4WDDrivetrain Type4WDDrivetrain Wheel Ct4Highway MPG48City MPG59



$108,964$102,416StatusAvailableLocationLongmont, COStock #L168117Titanium Rush Metallic 2026 GMC Sierra 3500HD Denali Ultimate 4WD 10-Speed Automatic Duramax 6.6L V8 Turbodiesel 10-Speed Automatic, 4WD,... READ MORE
Odometer5Interior ColorAlpine UmberInterior MaterialLeatherExterior Base ColorGrayBody4D Crew CabBody Bed StyleLong BedBody Door Ct4Wheelbase172Engine AspirationTurbochargedEngine CamshaftOHVEngine Cylinder Ct8Engine Displacement6.6FuelDieselTransmission10-Speed AutomaticTransmission Gear Ct10Transmission TypeAutomaticDrivetrain Desc4WDDrivetrain Type4WDDrivetrain Wheel Ct4



$89,940$83,625StatusAvailableLocationLongmont, COStock #111147Summit White 2026 GMC Sierra 2500HD AT4 4WD 10-Speed Automatic Duramax 6.6L V8 Turbodiesel 10-Speed Automatic, 4WD, Jet Black With Kalaha... READ MORE
Odometer6Interior ColorJet Black With Kalahari AccentsInterior MaterialLeatherExterior Base ColorWhiteColourSummit WhiteBody4D Crew CabBody Bed StyleLong BedBody Door Ct4Wheelbase172Engine AspirationTurbochargedEngine CamshaftOHVEngine Cylinder Ct8Engine Displacement6.6FuelDieselTransmission10-Speed AutomaticTransmission Gear Ct10Transmission TypeAutomaticDrivetrain Desc4WDDrivetrain Type4WDDrivetrain Wheel Ct4



$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



$82,305$76,181StatusAvailableLocationBoulder, COStock #G168537Volcanic Red Tintcoat 2025 GMC Sierra 2500HD SLT 4WD 10-Speed Automatic Duramax 6.6L V8 Turbodiesel 10-Speed Automatic, 4WD, Jet Black Le... READ MORE
Odometer3993InteriorJet Black LeatherInterior ColorJet BlackInterior MaterialLeatherExterior Base ColorRedBody4D Crew CabBody Bed StyleShort BedBody Door Ct4Body Roof StyleTargaWheelbase159Engine AspirationTurbochargedEngine CamshaftOHVEngine Cylinder Ct8Engine Displacement6.6FuelDieselTransmission10-Speed AutomaticTransmission Gear Ct10Transmission TypeAutomaticDrivetrain Desc4WDDrivetrain Type4WDDrivetrain Wheel Ct4



$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



$90,135$84,596StatusAvailableLocationLongmont, COStock #151711Summit White 2026 GMC Sierra 2500HD AT4 4WD 10-Speed Automatic Duramax 6.6L V8 Turbodiesel 10-Speed Automatic, 4WD, Jet Black With Kalaha... READ MORE
Odometer6Interior ColorJet Black With Kalahari AccentsInterior MaterialLeatherExterior Base ColorWhiteColourSummit WhiteBody4D Crew CabBody Bed StyleShort BedBody Door Ct4Wheelbase159Engine AspirationTurbochargedEngine CamshaftOHVEngine Cylinder Ct8Engine Displacement6.6FuelDieselTransmission10-Speed AutomaticTransmission Gear Ct10Transmission TypeAutomaticDrivetrain Desc4WDDrivetrain Type4WDDrivetrain Wheel Ct4



$97,855$92,378StatusAvailableLocationLongmont, COStock #L162346Summit White 2026 GMC Sierra 2500HD AT4X 4WD 10-Speed Automatic Duramax 6.6L V8 Turbodiesel 10-Speed Automatic, 4WD, Obsidian Rush Leathe... READ MORE
Odometer6Interior ColorObsidian RushInterior MaterialLeatherExterior Base ColorWhiteColourSummit WhiteBody4D Crew CabBody Bed StyleShort BedBody Door Ct4Wheelbase159Engine AspirationTurbochargedEngine CamshaftOHVEngine Cylinder Ct8Engine Displacement6.6FuelDieselTransmission10-Speed AutomaticTransmission Gear Ct10Transmission TypeAutomaticDrivetrain Desc4WDDrivetrain Type4WDDrivetrain Wheel Ct4
Filters
Price
Year
Boulder drivers searching for exceptional durability paired with premium comfort will find their ideal match among our impressive lineup of GMC vehicles for sale at Mike Maroone Colorado. Renowned for manufacturing robust vehicles built to tackle challenging terrains, it’s no wonder that GMC stands out with its expansive range of powerful GMC trucks for sale, versatile GMC SUVs for sale, and innovative GMC EVs for sale. Whether cruising through bustling streets or exploring mountainous trails, GMC trucks provide unmatched strength and reliability, making them perfect companions for both work and play. Families across Boulder consistently choose GMC SUVs for sale, appreciating their spacious interiors, advanced safety technology, and superior comfort. For environmentally conscious drivers, our GMC EVs for sale combine eco-friendly performance with powerful capabilities, redefining sustainable driving in Boulder.
-
Our Extensive Selection of New & Used GMC Vehicles for Sale
Finding your perfect vehicle is effortless with our comprehensive inventory of new and used GMC vehicles for sale available throughout Boulder. Buyers have access to pristine new GMC trucks for sale and SUVs showcasing the latest technology, luxury features, and modern design elements. Additionally, those seeking quality at great value can explore our meticulously inspected used GMC SUVs for sale and trucks, ensuring exceptional reliability and affordability for Boulder residents. Investing in used GMC EVs for sale further allows drivers to experience sustainable driving without compromise. With choices designed to meet diverse lifestyles, tastes, and budgets, our wide range of GMC vehicles for sale across Boulder ensures you'll find your perfect driving partner.
-
Expert Service Beyond the Sale for GMC Vehicles in Boulder
Here at Mike Maroone Colorado, we believe that ownership doesn’t end with your purchase. Our Boulder customers benefit from ongoing support designed to enhance every aspect of vehicle ownership. Comprehensive services accompany every one of our GMC vehicles for sale, including specialized repairs, routine maintenance, and genuine GMC parts available at our convenient Boulder location. Whether servicing GMC trucks for sale or SUVs, our skilled technicians use cutting-edge equipment to maintain optimal performance, safety, and longevity. Additionally, we simplify the selling or trading process, offering transparent evaluations and competitive pricing to Boulder customers upgrading or changing vehicles. Choosing our GMC EVs for sale also means receiving dedicated, specialized support tailored specifically for electric vehicles. Enjoy complete peace of mind knowing every stage of ownership is backed by attentive, professional care from Boulder’s trusted automotive experts.















































































