Vehicle Overview:
Year / Make / Model / Trim: 2015 GMC Sierra 1500 Denali 4WD
Mileage: 94,072 miles
VIN: 3GTU2WEC3FG184405
Engine: 5.3L EcoTec3 V8 (L83)
355 horsepower @ 5600 rpm
383 lb-ft torque @ 4100 rpm
Transmission: 6-speed automatic electronically controlled with overdrive and tow/haul mode (Hydra-Matic 6L80)
Drivetrain: 4-wheel drive (AutoTrac 2-speed transfer case with 2HI, Auto, 4HI, and 4LO modes)
Body Style: Crew Cab Short Box (5’8”)
Exterior Color: Onyx Black
Interior Color: Jet Black perforated leather
Fuel Economy (EPA est.): 16 MPG city / 22 MPG highway / 18 MPG combined
Fuel Tank Capacity: 26 gallons
Towing Capacity: Up to 9,200 lbs (with proper equipment)
Curb Weight: ~5,300 lbs
Performance & Capability:
5.3L EcoTec3 V8 engine
Heavy-duty locking rear differential
Automatic transfer case with electronic shift-on-the-fly
Hill Descent Control
Trailering Package: Trailer hitch receiver, 7-pin and 4-pin connectors, Trailer brake controller (integrated)
Power steering with variable assist
StabiliTrak® stability control with traction control
Exterior Features:
Denali signature chrome mesh grille
20-inch ultra-bright machined aluminum wheels
Projector-beam HID headlights with LED signature lighting
Chrome mirror caps, door handles, and body accents
Power-folding heated mirrors with integrated turn signals and auto-dimming
Power sliding rear window with defogger
Spray-on bedliner
EZ Lift & Lower tailgate
Front and rear park assist
CornerStep rear bumper
LED cargo box lighting
Power sunroof
Interior & Comfort:
Perforated leather-appointed seating with Denali embroidery
Heated and ventilated front bucket seats
12-way power driver and front passenger seats with power lumbar
Heated steering wheel with power tilt and telescoping column
Dual-zone automatic climate control
Driver memory for seat, mirrors, and pedals
Power-adjustable pedals
Rear 60/40 folding bench seat
Remote start
Keyless entry with remote locking tailgate
Technology & Infotainment:
8-inch IntelliLink® touchscreen
Navigation with voice recognition
AM/FM/XM/HD Radio
Bluetooth® streaming audio and hands-free calling
USB and SD card ports
Bose® premium 7-speaker sound system with subwoofer
OnStar® with 4G LTE and built-in Wi-Fi hotspot (subscription-based)
110-volt power outlet and multiple 12V outlets
Safety & Driver Assistance:
Lane Departure Warning
Forward Collision Alert
Front and Rear Park Assist
Rear Vision Camera
Hill Start Assist
Tire Pressure Monitoring System (TPMS)
Daytime Running Lamps with automatic exterior lamp control
Stabilitrak® with Trailer Sway Control
Vehicle Summary:
The 2015 GMC Sierra 1500 Denali 4WD represents the peak of GMC’s half-ton luxury and capability lineup. Powered by the EcoTec3 5.3L V8 and paired with an advanced 4WD system, it combines strong towing capability, smooth highway performance, and premium comfort.
As a Denali, it features signature chrome styling, premium perforated leather, and advanced technology like IntelliLink navigation, Bose® audio, and driver assist features. The heated/ventilated seats, remote start, and premium materials make it a standout among luxury trucks of its era.
With 94,072 miles, this Sierra Denali remains a refined yet capable truck—ideal for those who want luxury, power, and practicality in one package. It’s well-suited for towing, family use, or business owners seeking comfort and capability without compromise.