
2026 GMC Sierra 1500
Mileage: 46 · Castle Rock, CO
2026 GMC Sierra 1500 SLT Crew Cab 4WD
Castle Rock, CO
$58,679
MSRP
$67,690
Dealer rating
Request information
Features
Mileage
46
Drivetrain
Four-Wheel Drive
Exterior color
Summit White
Interior color
Dark Walnut/Slate
MPG
24 MPG
Engine
3L I6 Diesel
Fuel type
Diesel
Transmission
Automatic
Finance in advance
Overview
- Make:GMC
- Model:Sierra 1500
- Year:2026
- Trim:SLT
- Body type:Pickup Truck
- Exterior color:Summit White
- Interior color:Dark Walnut/Slate
- Mileage:46 mi
- Condition:New
- VIN:1GTUUDE85TZ164212
- Stock number:TZ164212D
Fuel economy
- Fuel tank size:24 gal
- Combined gas mileage:24 MPG
- City gas mileage:22 MPG
- Highway gas mileage:26 MPG
- Fuel type:Diesel
Performance
- Transmission:Automatic
- Drivetrain:Four-Wheel Drive
- Engine:3L I6 Diesel
Safety
- ABS Brakes
- Adaptive Cruise Control
- Backup Camera
- Blind Spot Monitoring
- Curtain Airbags
- Driver Airbag
- Front Side Airbags
- Parking Sensors
- Passenger Airbag
Measurements
- Doors:4 doors
- Front legroom:44 in
- Back legroom:43 in
- Cabin size:Crew Cab
- Cargo volume:69 in
Options
SLT Convenience Package
SLT Preferred Package
SLT Premium Plus Package
Sierra Safety Plus Package
X31 Off-Road And Protection Package
X31 Off-Road Package
History
Clean title
No issues reported.
0 accidents reported
No accidents or damage reported.
Pricing
- Price decreasedPrice went down by $1,761.
Dealer

Dealer reviews
Dealer's description
Experience the ultimate in power, capability, and sophistication with the 2026 GMC Sierra 1500 SLT. This exceptional truck is designed to elevate your driving experience, whether you're tackling tough terrain or navigating the daily commute. Under the hood, the 3.0L I6 Duramax Diesel Turbocharged engine delivers an impressive 305 horsepower and 495 lb-ft of torque, ensuring effortless acceleration and towing prowess. Paired with a 10-speed automatic transmission and 4-wheel drive, this Sierra 1500 SLT is ready to conquer any challenge that comes your way. - SLT PREMIUM PLUS PACKAGE - X31 OFF-ROAD AND PROTECTION PACKAGE - 3.0L I-6 Diesel Turbocharged - ENGINE BLOCK HEATER - TRAILER TIRE PRESSURE MONITOR SENSORS The Sierra 1500 SLT is equipped with a wealth of premium features that elevate your driving experience. Enjoy the convenience of the Navigation System, the clarity of the Premium Bose 7-Speaker Sound System, and the added security of the Trailer Camera Provisions and Trailer Side Blind Zone Alert. Stay connected with the Wi-Fi Hotspot Capability and Wireless Charging, while the Heated 2nd Row Outboard Seats and Ventilated Driver & Front Passenger Seats keep you and your passengers comfortable. The Sierra 1500 SLT also boasts impressive off-road capabilities with the X31 Off-Road Package, which includes Off-Road Suspension, Hill Descent Control, and the X31 Hard Badge. Whether you're tackling the toughest terrain or navigating the city streets, this truck is ready to handle it all. Safety is a top priority in the Sierra 1500 SLT, with features like Adaptive Cruise Control, Rear Cross Traffic Braking, and Rear Pedestrian Detection keeping you and your loved ones protected. The HD Surround Vision and Hitch View camera systems also make towing and maneuvering a breeze. Experience the power, capability, and premium features of the 2026 GMC Sierra 1500 SLT. Visit our showroom today and let us demonstrate why this truck is the perfect choice for your next adventure. Price includes: $1750 - Buick & GMC Consumer Cash Program. Exp. 04/30/2026 $2500 - GM Trade In Allowance Program. Exp. 04/30/2026 $500 - Buick GMC Bonus Cash. Exp. 04/30/2026 $500 - GM Military Cash Allowance Program. Exp. 01/04/2027
Additional Information
Navigation System,High Capacity Suspension Package,Preferred Equipment Group 4SA,ProGrade Trailering System,Sierra Safety Plus Package,SLT Convenience Package,SLT Preferred Package,SLT Premium Plus Package,Standard Suspension Package,Trailering Package,X31 Off-Road Package,6 Speakers,6-Speaker Audio System Feature,AM/FM radio: SiriusXM with 360L,Premium Bose 7-Speaker Sound System,Radio data system,Radio: Premium GMC Infotainment Audio System,Steering Wheel Audio Controls,Air Conditioning,Automatic temperature control,Electric Rear-Window Defogger,Front dual zone A/C,Rear window defroster,120-Volt Bed Mounted Power Outlet,120-Volt Interior Power Outlet,Driver Memory,Memory seat,Power driver seat,Power Front Passenger Windows w/Express Up/Down,Power Front Windows w/Driver Express Up/Down,Power steering,Power windows,Push Button Start,Remote keyless entry,Remote Vehicle Starter System,Steering wheel mounted audio controls,Universal Home Remote,Auto-Locking Rear Differential,Manual Tilt-Wheel & Telescoping Steering Column,Off-Road Suspension,Power Rake & Telescoping Steering Column,Speed-sensing steering,Traction control,4-Wheel Disc Brakes,ABS brakes,Dual front impact airbags,Dual front side impact airbags,Emergency communication system: OnStar,Front anti-roll bar,Front wheel independent suspension,Low tire pressure warning,Occupant sensing airbag,Overhead airbag,Power Door Locks,Brake assist,Electronic Stability Control,Hill Descent Control,Auto High-beam Headlights,Delay-off headlights,Front fog lights,Fully automatic headlights,Perimeter Lighting,Panic alarm,Security system,Adaptive Cruise Control,Speed control,170 Amp Alternator,220 Amp Alternator,Auxiliary External Transmission Oil Cooler,Engine Block Heater,Heavy-Duty Air Filter,Auto-dimming door mirrors,Bumpers: chrome,Chrome Header & Chrome Grille Insert Bars,Chrome Wheel To Wheel Assist Steps,Dual Exhaust System,Electronic Precision Shift,Heated door mirrors,IntelliBeam Automatic High Beam On/Off,LED Cargo Area Lighting,Power door mirrors,Rear step bumper,Rear Wheelhouse Liners,X31 Hard Badge,2 Charge/Data USB Ports,2 Charge/Data USB Ports Inside Center Console,2 Type-C Charge-Only Rear USB Ports,All-Weather Floor Liner (LPO),Apple CarPlay/Android Auto,Auto-dimming Rear-View mirror,Automatic Emergency Braking,Buckle to Drive,Color-Keyed Carpeting Floor Covering,Compass,Driver door bin,Driver vanity mirror,Floor-Mounted Center Console,Following Distance Indicator,Forward Collision Alert,Front Pedestrian Braking,Front reading lights,HD Rear Vision Camera,HD Surround Vision,Heated steering wheel,Illuminated entry,Lane Keep Assist w/Lane Departure Warning,OnStar Services Capable,Outside temperature display,Overhead console,Passenger vanity mirror,Rear Cross Traffic Braking,Rear Pedestrian Detection,Rear reading lights,Rear seat center armrest,Safety Alert Seat,Tachometer,Telescoping steering wheel,Tilt steering wheel,Trailer Camera Provisions,Trailer Side Blind Zone Alert,Trip computer,Voltmeter,Wi-Fi Hotspot Capable,Wireless Apple CarPlay/Wireless Android Auto,Wireless Charging,10-Way Power Driver Seat Adjuster w/Lumbar,10-Way Power Passenger Seat Adjuster w/Lumbar,Front 40/20/40 Split-Bench Seat,Front Bucket Seats,Heated 2nd Row Outboard Seats,Heated front seats,Power passenger seat,Split folding rear seat,Ventilated Driver & Front Passenger Seats,Front Center Armrest w/Storage,Passenger door bin,Front Frame-Mounted Black Recovery Hooks,Hitch Guidance,Hitch View,Integrated Trailer Brake Controller,Trailer Tire Pressure Monitor System,20" Polished Aluminum Wheels,Alloy wheels,Wheels: 18" x 8.5" 6-Spoke Machined Aluminum,Deep-Tinted Glass,Front Rain-Sensing Wipers,Rain sensing wipers,Variably intermittent wipers,3.23 Rear Axle Ratio
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* Fuel economy figures shown are provided from EPA mileage estimates and may not be comparable across different model years. Actual mileage will vary, depending on specific options selected, vehicle maintenance and your driving habits
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