2021 GMC Sierra 2500HD

CARFAX 1-Owner. 6.6L V8. Long-bed capability. This well-maintained 2021 GMC Sierra 2500HD 2WD Double Cab features Summit White paint, a Jet Black interior, and a 162-inch wheelbase with an 8-foot long bed. Its practical configuration provides room for passengers and equipment while remaining well suited to contractors and commercial fleets operating primarily on paved roads. Clean CARFAX, no accidents or damage reported. Inspected, serviced and ready to go. 4 Month/4,000-Mile Warranty. The 6.6L gasoline V8 produces 401 horsepower and 464 lb-ft of torque, paired with a 6-speed heavy-duty automatic transmission and Rear-Wheel Drive. Its heavy-duty chassis is designed for demanding hauling applications, with actual payload and towing limits determined by vehicle configuration and loading. The Convenience Package includes cruise control, deep-tinted glass, and an electric rear-window defogger. Bluetooth connectivity, keyless entry, a rearview camera, SiriusXM capability, and GMC Connected Services provide everyday convenience. The Double Cab offers additional enclosed space behind the front seats for passengers or work gear. An LT245/75R17E all-season spare tire is also included. The CARFAX documents 13 service history records, including frequent oil and filter changes, air filter replacements, and maintenance inspections. The truck also passed multiple Texas safety inspections during its previous commercial ownership. Adam Auto Group performed a multi-point inspection, checked all fluids, and completed a fresh oil and filter change in preparation for sale. For contractors and fleet buyers seeking a gas-powered heavy-duty pickup with substantial bed space and documented maintenance, this Sierra offers a straightforward, work-focused configuration. Frequently Asked Questions Q: What is the advantage of the Double Cab? A: It provides additional enclosed seating and storage space behind the front seats while maintaining a practical work-truck layout. Q: Is this Sierra equipped with the Duramax diesel? A: No. This truck has the 6.6L gasoline V8, providing heavy-duty performance without diesel-specific maintenance requirements. Q: What does CARFAX say about this truck's reliability? A: CARFAX assigns it a Great three-year reliability forecast, placing it in the top 25% of comparable vehicles. This is a predictive rating, not a guarantee. Local Availability See this 2021 GMC Sierra 2500HD 2WD Double Cab Long Bed at Adam Auto Group in Crestwood, IL, just south of I-294 on Cicero Avenue. Call (708) 972-7914 to confirm availability today.