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McConnell GMC · Mobile, AL

2018 GMC Sierra 2500 HD Denali

150,858 miles · truck · Price dropped $332

PUBLISHED DEALER DETAILS

Complete vehicle specifications

Year2018
MakeGMC
ModelSierra 2500 HD
TrimDenali
Stock numberF387698A
Mileage150,858 miles
BodyPickup
Engine6.6L V8 turbo
Cylinders8
Displacement6.6L
TransmissionAutomatic
Drivetrain4WD
FuelDiesel
ExteriorQuicksilver Metallic
InteriorCocoa/Dark Sand, Perforated Leather-Appointed Seat Trim

Vehicle description

** CERTIFIED** Thank you for choosing McConnell GMC, this Quicksilver Metallic 2018 GMC Sierra 2500HD Denali is a great choice! Check out the following: No Accidents! One Owner! City 0/ Hwy 0 **1 OWNER** Driver Alert PackageUltrasonic Front and Rear Park AssistForward Collision AlertLane Departure WarningDuramax Plus Package ($9,190 value)Chrome Power-Adjustable Heated Outside MirrorsDuramax 6.6L Turbo-Diesel V8 EngineAllison 1000 6-Speed Automatic Transmission with OverdriveChrome Recovery HooksPreferred Equipment Group 5SAPower Windows with Driver Express Up and DownPower Sliding Rear Window with DefoggerRear 60/40 Folding Bench Seat (folds Up)Deep-Tinted GlassFront Full Feature Ventilated Bucket SeatsRemote Keyless EntryRear Wheelhouse LinersColor-Keyed Carpeting Floor CoveringColor-Keyed Carpeted Floor MatsChrome Bodyside MoldingsRemote Vehicle Starter SystemElectric Rear-Window DefoggerDual-Zone Automatic Climate ControlAuto Dimming Inside Rearview MirrorDriver and Front Passenger Vanity Mirror VisorsHeated Power-Adjustable Outside MirrorsChrome Door HandlesAM/FM/SiriusXM/HD Radio with NavigationPower-Adjustable Pedals For Accelerator and Brake150 Amps Alternator110-Volt AC Power OutletHeated and Ventilated Front Bucket SeatsManual Tilt-Wheel/telescoping Steering ColumnElectronic Shift Transfer CaseEZ-Lift and Lower Tailgate20" Chrome Cast Aluminum WheelsFront Halogen Fog LampsSingle Slot CD/MP3 PlayerSiriusXM Satellite RadioHD RadioOnStar and GMC Connected Services CapableUniversal Home Remote8" Multi-Color Driver Instrument Info DisplaySteering Wheel Audio ControlsBose 7 Speaker Sound SystemTheft Deterrent System (unauthorized Entry)Heated Leather Wrapped Steering WheelBlack Frame-Mounted Front Recovery HooksBody-Color Front BumperRear Body-Color Bumper with Bumper CornerstepsDriver Alert PackageTrailering EquipmentSpare LT265/70R18E AS BW Tire SUSPENSION PACKAGE, STANDARD, EMISSIONS, FEDERAL REQUIREMENTS, ENGINE, DURAMAX 6.6L TURBO-DIESEL V8, B20-DIESEL COMPATIBLE, TRANSMISSION, ALLISON 1000 6-SPEED AUTOMATIC, ELECTRONICALLY CONTROLLED, GVWR, 10,000 LBS. (4536 KG), REAR AXLE, 3.73 RATIO, WHEELS, 20" (50.8 CM) CHROMED CAST ALUMINUM, TIRES, LT265/60R20E ALL-TERRAIN, BLACKWALL, PAINT, SOLID, QUICKSILVER METALLIC, SEATS, FRONT FULL-FEATURE LEATHER-APPOINTED BUCKET, COCOA/DARK SAND, PERFORATED LEATHER-APPOINTED SEAT TRIM, AUDIO SYSTEM, 8" DIAGONAL COLOR TOUCH SCREEN NAVIGATION WITH GMC INFOTAINMENT SYSTEM, AM/FM/SIRIUSXM, HD RADIO, DURAMAX PLUS PACKAGE, ENGINE BLOCK HEATER, LPO, CHROME RECOVERY HOOKS, EXHAUST BRAKE, WHEEL, 18" X 8" (45.7 CM X 20.3 CM) FULL-SIZE, STEEL SPARE., SUNROOF, POWER, MIRRORS, CHROME, OUTSIDE HEATED POWER-ADJUSTABLE VERTICAL TRAILERING, MEMORY-EQUIPPED, UPPER GLASS, POWER-FOLDING AND MANUAL EXTENDING; Convenience Cruise control with steering wheel mounted controls. Set it and forget it. Road trips used to be stressful, until cruise control set the pace. Simply set the desired speed using the steering wheel mounted controls and it will maintain that speed without driver intervention. This can help minimize driver fatigue and improve overall fuel economy. Resting your right foot is right at your fingertips thanks to cruise control with steering wheel mounted controls.Safety and Security Rear camera - Watching your back! The rear camera helps you see obstacles and hazards you otherwise couldn't by showing enhanced images of what is behind you. The rear camera is an extra set of eyes that's both convenient and safe. Brake assist - Stop right there. Something jumps out into the middle of the road and you need to stop now! With brake assist, you will. It uses the speed of the brake pedals travel to sense panic braking, then applies all available power to boost your stopping power. Brake assist can stop the accident before it is one.Technology and Telematics Smart device mirroring - Smartphone, meet smart car. You can control your device through your vehicle's infotainment system. Smart device mirroring bri

Features & options (33)

  • Bluetooth®
  • 4WD/AWD
  • Heated Seats
  • Leather Seats
  • Sunroof/Moonroof
  • Wireless Phone Charging
  • Navigation System
  • Turbo Charged Engine
  • with (KA1) heated seat cushions and seat backs. Includes 12-way power driver and front passenger seat adjusters
  • including 4-way power lumbar control
  • 2-position driver memory
  • adjustable head restraints
  • (D07) floor console and storage pockets and (K4C) wireless charging (STD)
  • Includes integrated turn signal indicators
  • with USB ports
  • auxiliary jack
  • Bluetooth® streaming audio for music and most phones
  • Pandora Internet radio and voice-activated technology for radio and phone (STD)
  • (445 hp [332 kW] @ 2800 rpm
  • 910 lb-ft of torque [1220 Nm] @ 1600 rpm) Includes (K40) exhaust brake
  • capped fuel fill and (K05) engine block heater.
  • with overdrive
  • electronic engine grade braking and tow/haul mode
  • includes (L5P) Duramax 6.6L Turbo-Diesel V8 engine and (VQY) chrome recovery hooks
  • LPO
  • (STD)
  • includes 51mm twin tube shock absorbers and 33mm front stabilizer bar (STD)
  • DriveType: Four Wheel Drive
  • Fuel System: Direct Injection
  • Fuel Tank Capacity: 36 gal
  • Fuel Type: Diesel Fuel
  • Horse Power: 445
  • Rear Wheel: Single

Dealer-provided information may change. Confirm availability, price, vehicle condition, taxes and fees with the selling dealership.

AutosXchange Intel

Vehicle price analysis

Live listings · within 250 miles of Mobile, Alabama
Asking price$38,230Dealer asking price · 150,858 mi
Market value$43,699Market value · based on 5 comparable cars
vs. market-12.5%Not rated · prices vary widely

Where this price sits

In the typical middle range · 60% of 5 similar listings ask more than this car.

$28,085lowest$46,900highest
Middle 50% of asking pricesMarket valueThis car

Price vs. market value

-12.5%
−25%Market value+25%
Not rated · comparable prices vary too widely$5,469 below the market value of $43,699

Price range

$38,230
$28,085$46,900
3rd lowest price of 6 similar listings within 250 milesTick marks the market value · range of 5 similar listings

AutosXchange Insights

  • Compared with 5 used 2017–2019 GMC Sierra 2500 Denali listings within 250 mi.
  • Priced $5,469 below the market value of 5 comparable cars.
  • 3rd lowest price of 6 similar listings within 250 miles.
  • Has about 19,000 more miles than similar listings.
  • About 16,762 miles per year of age (U.S. average is roughly 12,000–14,000).
  • Stock # F387698A — mention it when you call or text.

How we calculate market value: comparable cars for sale now plus their last listed prices.

Price history

Price tracked by AutosXchange since Nov 5, 2026. 1 price change at this dealership: $38,562 → $38,230 (−$332).

$38.0k$38.2k$38.4k$38.6k$38.8kNov 5Nov 6Nov 8Nov 9Nov 11Nov 12−$332 Nov 6

AutosXchange Intel Hub: Price changes for this model in Alabama · This model in the Intel Hub · Market movers in Alabama

Dealer-advertised asking prices as observed by AutosXchange (data as of Nov 12); earlier listings at other dealerships are shown by state only. Source: AutosXchange Intel Hub, autos-xchange.com/market.

Cars this price is compared to

Same 2017–2019 Sierra 2500 Denali · used · any miles · within 250 miles of Mobile, Alabama. All 5 comparable cars for sale, nearest first.

More GMC Sierra 2500 near Mobile

All years and trims. Nearest first.