2015 GMC Sierra 3500HD
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★ EXCELLENT
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2015 GMC Sierra 3500HD

SLT · Onyx Black · Portland
$23,900
≈ $397/mo · 60mo @ 6.4%
↓ $1,335 below market
Listed 462d ago
Call dealer
7-day, 250-mile return window
Clean title — verified by Carfax
Frame inspection passed
Inspected by certified tech · est. score 93/100
Mileage
193,779 mi
Body
Pickup Truck
Drivetrain
4WD
Fuel
Gas
MPG
Accidents
None reported

About this GMC Sierra 3500HD

This 2015 GMC Sierra 3500HD SLT is listed at $23,900 with 193,779 miles on the odometer. Powertrain: 6.0L V-8 Gas V, Automatic, 4WD. Finished in Onyx Black, this Pickup Truck is well suited to daily driving and longer trips. Available at Seaport Auto in Portland, OR. Contact the dealer directly through Carlify to schedule a test drive or request more photos. Looking at other gas options? Use the related links below to compare similar listings on Carlify.

Onyx Black exterior and Jet Black interior. Heated Leather Seats, Flex Fuel, Back-Up Camera, Alloy Wheels, Trailer Hitch, 4x4. <br /><br />KEY FEATURES INCLUDE<br />Leather Seats, 4x4, Heated Driver Seat, Back-Up Camera, Flex Fuel. GMC SLT with Onyx Black exterior and Jet Black interior features a 8 Cylinder Engine with 360 HP at 5400 RPM*. <br /><br />EXPERTS ARE SAYING<br />newCarTestDrive.coms review says GMC Sierra HD heavy-duty pickups are well suited to real-world use and abuse. They can haul tons of brick and cement and tow the concrete pump, then turn around to be used for a night on the town or grocery shopping. . <br /><br />EXCELLENT VALUE<br />This Sierra 3500HD is priced $200 below Kelley Blue Book. <br /><br />Pricing analysis performed on 1/31/2025. Horsepower calculations based on trim engine configuration. Please confirm the accuracy of the included equipment by calling us prior to purchase. <br />

Inspection summary

Engine & drivetrain93
Brakes & suspension91
Interior condition94
Exterior condition95
Tires89
Electronics97

Inspection scores are estimates based on title status, accident history, and frame condition. Schedule a third-party inspection before purchase.

Fair price meter
Listed price
$1,335 below the median listing price
GreatFairHigh
This car$23,900
Median for similar$25,235
5-year cost to own (est.)
Depreciation $8,604
Fuel $6,200
Insurance $7,100
Maintenance $3,400
Taxes & fees $2,032
Total estimated $27,336

Estimates from typical 12k mi/yr usage. Actuals vary.

Dealership

Seaport Auto

17225 SE McLoughlin Blvd

Portland, OR97267

Hours
  • Mon8:30am – 9:00pm
  • Tue8:30am – 9:00pm
  • Wed8:30am – 9:00pm
  • Thu8:30am – 9:00pm
  • Fri8:30am – 9:00pm
  • Sat8:30am – 9:00pm
  • Sun10:00am – 8:00pm

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