300KMile ratingNo known defect pattern for this model year
The 2018 GMC Sierra 2500HD is not on our list of model years with a widely reported mechanical or electrical problem. That is a point in its favour, not a clean bill of health — this car's own history still matters, so check the VIN report and get it inspected.
What owners of the 2018 Sierra 2500HD say
Owner reviews for this exact model year are the fastest way to find out what breaks, what it costs to fix and whether the car lives up to the spec sheet.
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About this car
The GMC Sierra 2500HD is No. 17 on the Caboose longevity table: 17.2% of them reach 250,000 miles, against 5.4% of all vehicles. This 2018 GMC Sierra 2500HD Denali Crew Cab SB 4WD is listed at $40,180, about $3,311 below the CarGurus expected market price of $43,491. It has 104,806 miles and comes in Silver. Power comes from a 6.6L V8 Biodiesel with four-wheel drive. It is offered by McGee Chevrolet of Middlebury in Middlebury, VT (franchise dealer).
Why it's a good buy
- 17.2% of GMC Sierra 2500HDs reach 250,000 miles — No. 17 of 52 on the Caboose table
- 95,194 miles of runway before 200,000
- 8% below market price ($3,311 savings)
- No widely reported defect pattern for this model year
- Navigation System
- Suspension Package
Features
Get it road-ready
The usual first-week purchases for a 2018 GMC Sierra 2500HD, from partners we trust.
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