The 2002 Jeep Grand Cherokee, built on the WJ platform, is a mid-size SUV renowned for its blend of off-road capability, comfortable ride, and towing capacity. Offering a spacious and refined interior, it was designed to appeal to families and off-road enthusiasts alike, competing with vehicles like the Ford Explorer and Toyota 4Runner. This generation, influenced by Mercedes-Benz, featured unibody construction and was available with either the 4.0L PowerTech I6 or the more powerful 4.7L PowerTech V8 engine. Its engineering emphasizes robust performance and versatility, making it a capable choice for both daily driving and more adventurous pursuits.

This comprehensive service manual provides detailed guidance for the maintenance, repair, and diagnostics of the 2002 Jeep Grand Cherokee. It covers all major mechanical and electrical systems, including complete overhaul procedures for the 4.0L and 4.7L engines, as well as the 42RE and 45RFE/545RFE automatic transmissions. Extensive sections are dedicated to drivetrain, suspension, steering, brakes, HVAC, fuel, emissions, and restraint systems, offering diagnostic flowcharts, rebuild procedures, and critical technical specifications. This manual is an essential resource for owners and technicians seeking to ensure the optimal performance and longevity of their vehicle.

The 2002 Jeep Grand Cherokee, built on the WJ platform, is a mid-size SUV renowned for its blend of off-road capability, comfortable ride, and towing capacity. Offering a spacious and refined interior, it was designed to appeal to families and off-road enthusiasts alike, competing with vehicles like the Ford Explorer and Toyota 4Runner. This generation, influenced by Mercedes-Benz, featured unibody construction and was available with either the 4.0L PowerTech I6 or the more powerful 4.7L PowerTech V8 engine. Its engineering emphasizes robust performance and versatility, making it a capable choice for both daily driving and more adventurous pursuits.

This comprehensive service manual provides detailed guidance for the maintenance, repair, and diagnostics of the 2002 Jeep Grand Cherokee. It covers all major mechanical and electrical systems, including complete overhaul procedures for the 4.0L and 4.7L engines, as well as the 42RE and 45RFE/545RFE automatic transmissions. Extensive sections are dedicated to drivetrain, suspension, steering, brakes, HVAC, fuel, emissions, and restraint systems, offering diagnostic flowcharts, rebuild procedures, and critical technical specifications. This manual is an essential resource for owners and technicians seeking to ensure the optimal performance and longevity of their vehicle.