Each Haynes manual is written for the do-it-yourselfer and provides step-by-step instructions based on a complete disassembly of the vehicle. This hands-on experience provides the reader with specific and detailed instructions for performing everything from basic maintenance and troubleshooting to a complete engine overhaul. The models and model years covered in this title are as Gas Jeep Wrangler 4-cylinder 2WD 1987-2017 Jeep Wrangler 4-cylinder 4WD 1987-2017 Jeep Wrangler 6-cylinder 2WD 1987-2017 Jeep Wrangler 6-cylinder 4WD 1987-2017 Does not include information specific to diesel engine models This Haynes automotive repair manual includes 700+ photos and the following Introduction Chapter 1: Tune-up and routine maintenance Chapter 2: Part 2.4L four-cylinder engines Chapter 2: Part 2.5L four-cylinder engines Chapter 2: Part 4.0L and 4.2L six-cylinder engines Chapter 2: Part 3.8L V6 engine Chapter 2: Part 3.6L V6 engine Chapter 2: Part General engine overhaul procedures Chapter 3: Cooling, heating and air conditioning systems Chapter 4: Fuel and exhaust systems Chapter 5: Engine electrical systems Chapter 6: Emissions control systems Chapter 7: Part Manual transmission Chapter 7: Part Automatic transmission Chapter 7: Part Transfer case Chapter 8: Clutch and drivetrain Chapter 9: Brakes Chapter 10: Suspension Chapter 11: Body Chapter 12: Chassis electrical system Wiring Diagrams