2015 Chevrolet Silverado 2500 HD / 3500 HD repair manual

2015 Chevrolet Silverado 2500 HD / 3500 HD workshop manual (K2XX): factory repair procedures and wiring diagrams

The 2015 Chevrolet Silverado 2500 HD / 3500 HD (K2XX) factory repair manual, made for your VIN from GM's factory service data: repair procedures, torque specs and wiring diagrams for your exact Silverado 2500 HD / 3500 HD. The 2015 Silverado 2500 HD / 3500 HD was offered with two engines and two transmissions (listed below); we build your manual for the combination your VIN shows.

This page is for the heavy-duty 2015 Silverado 2500 HD and 3500 HD. For the light-duty truck, see the 2015 Chevrolet Silverado 1500 manual.

One payment, one manual, a Google Top Quality Store. Other stores with the badge sell monthly access; we sell the manual outright, yours to keep and reuse.

Why buy the 2015 Silverado 2500 HD / 3500 HD manual here

• Factory information, not an aftermarket book: the same GM procedures and specifications dealer technicians use
• One payment: no subscription, no login that expires, no monthly fee
• Clickable hyperlinks throughout the PDF: from a repair step straight to the diagram or torque table it mentions, with bookmarks and full-text search on top. Few manuals sold online have this
• Computer, phone or tablet: no app needed, and you can print the pages you work from
• Questions answered by a person, not a chatbot, before and after you buy
• A Google Top Quality Store, online since 2015

Owner's manual or repair manual?

The owner's manual in the glovebox explains the controls and the service intervals. This is the other book, the one technicians work from:

• Owner's manual: controls, warning lights, maintenance schedule, fluid types
• Factory repair manual: removal and installation steps, torque specs, diagnostic trouble codes, wiring diagrams and component locations

Model year 2015 is part of the K2XX Silverado HD generation (2015–2019). As the first year of the generation, it shares little with the older model; use procedures for this year only.

Engines offered

• 6.0L V8 gasoline
• 6.6L Duramax V8 turbo diesel

Transmission options

• 6-speed automatic
• Allison 1000 6-speed automatic

The manual is made for the version in your VIN, so you don't have to work out your engine code.

Typical repairs for a 2015 Silverado 2500 HD / 3500 HD

• Engine and transmission mounts
• Ball joints, tie rod ends and control arm bushings
• Oil leaks: valve cover and oil pan gaskets
• Exhaust leaks and oxygen sensors
• Corroded connectors and ground straps
• Glow plugs and cold-start faults
• Diesel particulate filter regeneration
• EGR valve and cooler

Recalls and owner complaints for the 2015 Silverado 2500 HD / 3500 HD

The U.S. safety agency NHTSA lists 12 safety recalls and 313 owner complaints for the 2015 Silverado 2500 HD / 3500 HD. The factory manual has the procedures for the parts involved.

• Service Brakes, Hydraulic: Pedals And Linkages (campaign 18V578000)
• Air Bags: Frontal (campaign 16V651000)
• Air Bags: Frontal (campaign 17V437000)
• Service Brakes, Hydraulic: Pedals And Linkages (campaign 16V069000)
• Air Bags: Inflator (campaign 21V504000)
• Air Bags: Inflator (campaign 20V736000)
• Fuel System, Gasoline: Auxillary Tank (campaign 17V664000)
• Electrical System: Software (campaign 14V301000)
• and 4 more

Most owner complaints concern: Electrical System (85), Service Brakes (55), Power Train (36), Steering (35), Engine (35).

On a 2015 vehicle the 10th character of the 17-digit VIN is “F”, a quick way to confirm the model year before you order.

Other Chevrolet manuals: 2021 Trailblazer, 2015 City Express, 2019 Tornado/Montana repair manua, 2013 Avalanche, 2015 Silverado, 2015 Cheyenne, 2015 Colorado, 2015 Corvette, 2015 SS Sedan, 2015 Suburban.

What happens after you order

1. We check the VIN.
2. We compile the 2015 Silverado 2500 HD / 3500 HD service information for it.
3. You receive one bookmarked, hyperlinked PDF by email in 12–24 hours.

Inside the manual

• Vehicle identification and general information
• Lubrication and scheduled maintenance
• Engine: removal, overhaul and timing
• Engine cooling
• Fuel and engine controls
• Starting, charging and battery
• Exhaust and emissions
• Transmission and transfer case
• Axles, driveline and wheel bearings
• Front and rear suspension
• Steering column and gear
• Brake system and ABS
• Climate control
• Supplemental restraint system
• Body repair and dimensions
• Interior and exterior trim
• Power windows, locks and mirrors
• Lighting
• Instrument cluster and warning lights
• Wiring diagrams and connector views
• Diagnostics and trouble codes

Engines:

• 6.0L V8 gasoline
• 6.6L Duramax V8 turbo diesel

Transmissions:

• 6-speed automatic
• Allison 1000 6-speed automatic

Your manual is built for the version in your VIN.

This video is for information. Your manual looks and works the same way, but it is not identical.

Free, by email in 12-24 hours.