The GMC SIERRA HD 2500 3500 PICKUP TRUCK 2007-2009 Service Repair Manual is your comprehensive guide to servicing and repairing your vehicle. This manual, intended for both experienced mechanics and DIY enthusiasts, provides detailed instructions and high-quality diagrams to ensure you can perform repairs correctly and efficiently.

The manual covers all models, engines, trims, and transmission types for the GMC SIERRA HD 2500 3500 PICKUP TRUCK from 2007 to 2009. It encompasses everything from routine maintenance procedures to complex repairs, providing step-by-step guidance for each task. Explore detailed breakdowns of every component, ensuring you have a thorough understanding of your vehicle's inner workings.

You'll find information on engine repair, transmission maintenance, electrical system troubleshooting, bodywork, and much more. With this manual, you'll have the confidence to tackle any repair job, saving you time and money.

The GMC Sierra HD 2500 and 3500 pickup trucks, produced from 2007 to 2009, represent the heavy-duty workhorse segment of General Motors' popular Sierra lineup. Built on a robust, fully boxed frame, these trucks were designed to tackle the most demanding tasks. The Sierra HD 2500 offered a choice of powerful gasoline and diesel engines, including the 6.0L Vortec V8 and the 6.6L Duramax diesel, both paired with a heavy-duty 6L90 six-speed automatic transmission. The 3500 model, aimed at even heavier hauling and towing, came equipped with the 6.6L Duramax diesel as standard, providing unparalleled power and torque. Crucial features like an integrated trailer brake controller, heavy-duty suspension, and larger brakes, ensured these trucks could safely manage significant payloads and trailers. A range of cab configurations, including regular cab, extended cab, and crew cab, catered to diverse needs, while various bed lengths offered flexibility for carrying cargo.

The 2007-2009 GMC Sierra HD 2500 and 3500 trucks were praised for their ruggedness, capability, and comfortable interior. They were popular choices for professionals, contractors, and those who needed a truck that could handle the toughest jobs. However, like any vehicle, these trucks required regular maintenance and repair. To assist owners and mechanics in addressing service and repair needs, a dedicated service repair manual was created. This manual provided step-by-step instructions and detailed technical information for all aspects of the Sierra HD 2500 and 3500, encompassing everything from routine maintenance procedures to complex repairs. With its comprehensive coverage and clear explanations, the service repair manual was an invaluable resource for ensuring the long-term performance and reliability of these heavy-duty pickup trucks.