This comprehensive Workshop Service Repair Manual covers the GMC Acadia for model years 2007, 2008, and 2009. It provides in-depth technical information and detailed instructions for all aspects of maintenance and repair, making it an indispensable resource for both professional mechanics and DIY enthusiasts.

The manual includes detailed illustrations, diagrams, specifications, and wiring schematics, allowing you to visualize and understand the repair process clearly. It covers a wide range of topics, from basic maintenance procedures to complex engine overhauls and transmission repairs. You'll find detailed instructions on:

* **Engine Overhaul and Rebuilding:** This section covers all aspects of engine repair, from basic tune-ups to complete rebuilds. You'll find the information you need to diagnose and repair engine problems, including identifying and addressing potential issues with valves, pistons, cylinders, and other critical components.
* **Brakes:** Learn about all aspects of brake system maintenance and repair, including brake pad and shoe replacement, rotor and drum resurfacing, caliper and wheel cylinder servicing, and hydraulic system troubleshooting.
* **Sunroof:** The manual provides step-by-step instructions for troubleshooting and repairing sunroof problems, including issues with operation, drainage, and leaks.
* **Timing Belt Replacement:** This section provides detailed instructions for replacing the timing belt, a critical maintenance task that ensures proper engine synchronization.
* **Trouble Codes:** The manual includes a comprehensive list of diagnostic trouble codes (DTCs) for the GMC Acadia, along with explanations of their meaning and potential causes.
* **Wiring Diagrams:** The manual features detailed wiring diagrams for all electrical systems, helping you diagnose and repair electrical problems quickly and efficiently.
* **Troubleshooting and Diagnostics:** Learn how to diagnose and troubleshoot a variety of problems, including engine performance issues, electrical malfunctions, suspension problems, and more.
* **Computer Diagnostic Trouble Tree Charts:** The manual provides comprehensive trouble tree charts that guide you through a logical process to identify and resolve vehicle problems.
* **Engine Performance:** This section includes information about optimizing engine performance, including adjusting ignition timing, checking fuel pressure, and performing other performance-related maintenance tasks.
* **Front End and Alignment Procedures and Specifications:** The manual includes detailed instructions for performing front end alignments, along with specifications for caster, camber, and toe angles.
* **Suspension:** Learn about suspension system maintenance and repair, including shock absorber replacement, spring inspection, control arm replacement, and other common suspension tasks.
* **Transmission Removal and Installation:** The manual provides detailed instructions for removing and reinstalling the transmission, including proper torque specifications and alignment procedures.
* **Air Conditioning Service and Capacities:** Learn about air conditioning system maintenance and repair, including refrigerant charging, component replacement, and system troubleshooting.
* **Transmission In-Car Servicing:** This section covers procedures for servicing the transmission without removing it from the vehicle, including fluid replacement and filter changes.
* **Computer Diagnostic Codes:** The manual provides a list of computer diagnostic codes (DTCs) and their meanings, which is helpful for identifying and resolving electronic issues.
* **Firing Orders:** Learn the correct firing order for the engine, essential for proper ignition and engine performance.
* **Detailed Specifications on Every Model Covered:** The manual includes detailed specifications for all models covered, including engine types, transmission types, and other important parameters.
* **Factory Maintenance Schedules and Charts:** The manual provides the factory-recommended maintenance schedule, including recommended service intervals for oil changes, filter replacements, and other routine maintenance tasks.
* **Serpentine Belt Routings with Diagrams:** The manual includes diagrams showing the correct routing for the serpentine belt, ensuring proper operation of accessories such as the alternator, power steering pump, and air conditioning compressor.
* **Timing Belt Service Procedures:** The manual provides detailed instructions for servicing the timing belt, a critical maintenance task for ensuring proper engine timing.
* **Brake Servicing Procedures:** The manual covers all aspects of brake service, including pad/shoe replacement, rotor/drum resurfacing, and caliper/wheel cylinder servicing.
* **Driving Concerns:** This section includes information about diagnosing and resolving common driving concerns, such as engine misfires, transmission problems, and suspension issues.
* **Complete Torque Specifications** The manual lists all torque specifications for the GMC Acadia, ensuring that fasteners are tightened to the correct specifications for proper operation and longevity.
* **U-Joint and CV-Joint Service Procedures:** Learn how to service and replace U-joints and CV joints, critical components for smooth and reliable drivetrain operation.
* **Repair Procedures:** The manual includes detailed repair procedures for a wide range of components, covering everything from basic maintenance to major repairs.
* **Complete Wiring Diagrams:** The manual features comprehensive wiring diagrams for all electrical systems, allowing you to trace electrical circuits and diagnose electrical problems accurately.
* **Hundreds of Illustrations:** The manual includes numerous illustrations and diagrams, making it easier to understand complex procedures and locate components.
* **Vacuum Diagrams:** The manual includes vacuum diagrams, which are helpful for diagnosing and resolving vacuum-related problems.

This comprehensive manual is your one-stop resource for servicing and repairing your GMC Acadia. It will save you time and money by allowing you to perform maintenance and repairs yourself, giving you the confidence to keep your vehicle running smoothly for years to come.

The GMC Acadia is a mid-size crossover SUV that was first introduced by General Motors in 2007 for the 2008 model year. It is built on the GM Lambda platform, which it shares with the Buick Enclave, Chevrolet Traverse, and Saturn Outlook. The Acadia is known for its spacious interior and comfortable ride, making it a popular choice for families and commuters. It offers seating for seven passengers, with plenty of cargo space behind the third row. The Acadia is powered by a 3.6-liter V6 engine that produces 288 horsepower and 270 lb-ft of torque. This engine, paired with a six-speed automatic transmission, delivers a balanced blend of power and fuel efficiency.

The GMC Acadia's design incorporates sharp lines and a distinctive grille, giving it a modern and sophisticated look. It features standard features like power windows, locks, and mirrors, as well as a touchscreen infotainment system, Bluetooth connectivity, and optional features like leather seats, navigation, and a sunroof. When it comes to safety, the Acadia is equipped with a comprehensive suite of features, including anti-lock brakes, electronic stability control, and multiple airbags. The GMC Acadia has been a consistently popular model, receiving praise for its versatility and comfortable ride. As a result, the Acadia has undergone several updates and upgrades throughout its production years, with each generation bringing new refinements and features. The 2007-2009 model years marked the Acadia's first generation, establishing the platform and design language that have continued to evolve to this day.