
2021 GMC Sierra 1500
About this GMC Sierra 1500
This 2021 GMC Sierra 1500 AT4 is listed at $43,999 with 55,640 miles on the odometer. Powertrain: 3.0L V-6 Diesel Turbocharged, Automatic, 4WD. EPA-estimated fuel economy is 22 city / 26 highway MPG. Finished in Onyx Black, this Pickup Truck is well suited to daily driving and longer trips. Available at Castle Autoplex of McHenry in McHenry, IL. Contact the dealer directly through Carlify to schedule a test drive or request more photos. Looking at other diesel options? Use the related links below to compare similar listings on Carlify.
Recent Arrival! 2021 GMC Sierra 1500 AT4 Onyx Black **4WD, Power Folding Trailing Mirrors w/ Heated Glass, Tech Pkg w/ Surround Vision, Two Trailering Camera's, Bed View Camera, Trailering Pkg w/ Hitch Guidance & Trailer Brake Controller, Z71 Off-Road Pkg w/ 2" Lift & Monotube Shocks, Heads Up Display, Heated & Cooled Leather Seats, Sunroof, Navigation, Rear Heated Seats, Bose Audio System w/ 7 Speakers, AT4 High Clearance Steps, Blind Spot Detection, Rear Cross Traffic Alert, Wireless Charger, Remote Start, Rear Wheel House Liners, Spray In Bedliner, Engine Block Heater, 10-Speed Automatic, 4WD, Jet Black With Kalahari Accents Leather, 10-Way Power Driver Seat Adjuster w/Lumbar, 10-Way Power Passenger Seat Adjuster w/Lumbar, 12-Volt Rear Auxiliary Power Outlet, 120-Volt Bed Mounted Power Outlet, 120-Volt Instrument Panel Power Outlet, 2 USB Ports, 2 USB Ports (1st Row), 220 Amp Alternator, 4.2" Diagonal Color Display Driver Info Center, 4G LTE Wi-Fi Hotspot Capable, Adaptive Cruise Control, AT4 Preferred Package, AT4 Premium Package, Auto-Locking Rear Differential, Automatic Emergency Braking, Automatic temperature control, Auxiliary External Transmission Oil Cooler, Body-Color Surround Grille, Color-Keyed Carpeting Floor Covering, Compass, Deep-Tinted Glass, Driver Alert Package I, Driver Alert Package II, Driver Memory, Electric Rear-Window Defogger, Electronic Stability Control, Floor-Mounted Center Console, Following Distance Indicator, Forward Collision Alert, Front fog lights, Front Pedestrian Braking, GMC Connected Access Capable, Heavy-Duty Air Filter, Hill Descent Control, In-Vehicle Trailering App, IntelliBeam Automatic High Beam On/Off, Keyless Open & Start, Lane Change Alert w/Side Blind Zone Alert, Lane Keep Assist w/Lane Departure Warning, LED Cargo Area Lighting, Manual Tilt-Wheel & Telescoping Steering Column, Memory seat, Off-Road Suspension, OnStar & GMC Connected Services Capable, Perimeter Lighting, Power Door Locks, Power driver seat, Power Sliding Rear Window w/Rear Defogger, Preferred Equipment Group 4SB, ProGrade Trailering System, Radio: Premium GMC Infotainment Sys w/Multi-Touch, Rear Dual USB Charging-Only Ports, Red Recovery Hooks, Safety Alert Seat, Security system, Steering Wheel Audio Controls, Steering wheel mounted audio controls, Traction control, Ultrasonic Front & Rear Park Assist, Universal Home Remote, Wheels: 20" x 9" Machined Aluminum. GMC Certified Pre-Owned Details: * 24 months/24,000 miles (whichever comes first) Certified Pre-Owned Scheduled Maintenance Plan and 3 days/150 miles (whichever comes first) Vehicle Exchange Program. SiriusXM 3-month trial subscription * Roadside Assistance * Limited Warranty: 12 Month/12,000 Mile (whichever comes first) from certified purchase date * Transferable Warranty * 172 Point Inspection * Powertrain Limited Warranty: 72 Month/100,000 Mile (whichever comes first) from original in-service date * Warranty Deductible: $0 * Vehicle History Odometer is 11906 miles below market average! 22/26 City/Highway MPG FIND OUT WHY WE HAVE A 4.5 GOOGLE RATING AND WHY WE HAVE OVER 10,000 REVIEWS ONLINE!!! NO HOOKS NO GIMMICKS EVERYONE QUALIFIES FOR THIS PRICE. STRAIGHT FORWARD PRICING MORE FOR YOUR TRADE Buyer is responsible for Tax, Title, License and Doc Fee of $367.70. All advertised vehicles are subject to actual dealer availability. Options and pricing are subject to change. We are not liable for pricing errors. See dealer for details.
Inspection summary
Inspection scores are estimates based on title status, accident history, and frame condition. Schedule a third-party inspection before purchase.
Estimates from typical 12k mi/yr usage. Actuals vary.
- Mon9:00am – 8:00pm
- Tue9:00am – 8:00pm
- Wed9:00am – 8:00pm
- Thu9:00am – 8:00pm
- Fri9:00am – 8:00pm
- Sat9:00am – 6:00pm
- SunClosed