This 2005 Chevrolet Silverado 2500HD LT Crew Cab 4x4 is a serious heavy-duty truck built to handle Colorado work and recreation with confidence. Powered by the legendary 6.6L Duramax turbo diesel paired with the Allison 1000 5-speed automatic transmission, this Silverado delivers proven reliability and impressive towing capability. If you’re searching for a used 2005 Chevrolet Silverado 2500HD for sale in Denver, Colorado, this one stands out with extensive documented service history and no accidents reported to CARFAX. Recently serviced in September 2025 with differential service and a fresh oil change, this truck reflects consistent ownership and long-term care. It was last owned in Colorado and shows a strong maintenance record over its life.

Vehicle Walkaround Video

Vehicle Details

• VIN: 1GCHK23225F823197
• Engine: 6.6L Duramax 6600 Turbo Diesel V8
• Transmission: Allison 1000 5-speed automatic with overdrive
• Drivetrain: 4WD
• Exterior Color: Summit White
• Interior Color: Tan leather
• Odometer: 161,593 miles
• Heavy-duty handling/trailering suspension package
• Heavy-duty rear locking differential
• 3.73 rear axle ratio
• 9,200 lb GVWR
• 16" polished forged aluminum wheels
• Custom leather seating surfaces with 10-way power driver seat
• Dual-zone automatic climate control
• XM Satellite Radio with 6-disc CD changer

Features and Benefits

• Duramax turbo diesel power for serious towing and long-term durability
• Allison automatic transmission for smooth, heavy-duty shifting
• 4WD capability for Colorado weather and jobsite confidence
• Heavy-duty trailering package for towing campers, equipment, or trailers
• Locking rear differential for added traction when you need it most
• Dual-zone automatic climate control for year-round comfort
• Leather seating with power adjustment for everyday drivability
• Polished aluminum wheels and chrome accents for a strong, clean appearance

Fully serviced, professionally detailed, and road-ready — this vehicle represents Mile High Car Helper’s commitment to quality, value, and transparency.

Dealer Details

Visit our indoor Denver showroom to experience this vehicle in person.

Mile High Car Helper
1709 S Acoma St, Denver, CO 80223
Call/Text: 720-605-1749
www.milehighcarhelper.com

Hours: Mon–Fri 10 AM–6 PM | Sat 10 AM–5 PM | Closed Sunday

We offer local credit union financing, nationwide shipping, and full in-house services including detailing, paintless dent repair, window tint, and clear mask.

Disclosure: This vehicle description has been generated using AI based on available documentation such as the original window sticker and vehicle history report. Please contact us directly to confirm specific vehicle features, options, and current condition.