2006 Chevrolet Silverado 2500 HD / 3500 HD repair manual

2006 Chevrolet Silverado 2500 HD / 3500 HD OEM service and repair manual, GMT800 – VIN-specific PDF

The 2006 Chevrolet Silverado 2500 HD / 3500 HD (GMT800) factory repair manual, made for your VIN from GM's own service information: removal and installation steps, torque values, diagnostics and wiring diagrams for your exact Silverado 2500 HD / 3500 HD. The 2006 Silverado 2500 HD / 3500 HD was offered with three engines and three transmissions (listed below); your manual covers the combination your VIN shows.

This page is for the heavy-duty 2006 Silverado 2500 HD and 3500 HD. For the light-duty truck, see the 2006 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 2006 Silverado 2500 HD / 3500 HD manual here

• Yours to keep: pay once and the PDF stays with you
• 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
• Wiring included: diagrams, connector pinouts and component locations
• Computer, phone or tablet: no app needed, and you can print the pages you work from
• A real person checks every order and the VIN before the manual is built
• A Google Top Quality Store, online since 2015

Not the owner's manual

Many people search for the 2006 Silverado 2500 HD / 3500 HD owner's manual and need more than it gives. The difference:

• Owner's manual: controls, warning lights, maintenance schedule, fluid types
• Factory repair manual: how to take parts out and put them back, the torque for every bolt, fault codes and complete wiring diagrams

Model year 2006 is part of the GMT800 Silverado HD generation (2001–2006). As the final year of the generation, it has every update made along the way.

Engines offered

• 6.0L V8 gasoline
• 8.1L V8 gasoline
• 6.6L Duramax V8 turbo diesel

Transmission options

• 4-speed automatic
• Allison 1000 5-speed automatic
• 6-speed manual

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

Jobs owners of a 20-year-old Silverado 2500 HD / 3500 HD look up most

• Wiring harness, connector and ground repairs
• Rubber hoses, seals and gaskets
• Rust repair and body panels
• Fuel pump, filter and lines
• Brake lines, hoses and master cylinder
• Glow plugs and cold-start faults
• Diesel particulate filter regeneration
• EGR valve and cooler

What NHTSA records show for the 2006 Silverado 2500 HD / 3500 HD

The U.S. safety agency NHTSA lists 1 safety recall for the 2006 Silverado 2500 HD / 3500 HD. The repair steps for these systems are in the manual.

• Steering (campaign 06E010000)

Check your VIN: the 10th character is “6” on a 2006 model.

More Chevrolet repair manuals: 2009 Cheyenne, 2015 City Express, 2006 Colorado, 2006 Corvette, 2014 SS Sedan, 2006 Suburban, 2009 Traverse, 2006 Avalanche, 2025 Equinox EV, 2006 Silverado.

From order to PDF

• Checkout asks for your VIN
• The manual is built for that VIN only
• Delivery by email in 12–24 hours
• Searchable PDF with bookmarks and hyperlinks, works offline

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
• 8.1L V8 gasoline
• 6.6L Duramax V8 turbo diesel

Transmissions:

• 4-speed automatic
• Allison 1000 5-speed automatic
• 6-speed manual

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.