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2003-2010 Chevrolet Express 4.3L, 4.8L, 5.3L, 6.0L, 6.6L duratec engine repair manual Preview image 1
2003-2010 Chevrolet Express 4.3L, 4.8L, 5.3L, 6.0L, 6.6L duratec engine repair manual Preview image 2
2003-2010 Chevrolet Express 4.3L, 4.8L, 5.3L, 6.0L, 6.6L duratec engine repair manual Preview image 3
2003-2010 Chevrolet Express 4.3L, 4.8L, 5.3L, 6.0L, 6.6L duratec engine repair manual Preview image 4
2003-2010 Chevrolet Express 4.3L, 4.8L, 5.3L, 6.0L, 6.6L duratec engine repair manual Preview image 5
2003-2010 Chevrolet Express 4.3L, 4.8L, 5.3L, 6.0L, 6.6L duratec engine repair manual Preview image 6

2003-2010 Chevrolet Express 4.3L, 4.8L, 5.3L, 6.0L, 6.6L duratec engine repair manual

Models covered in this manual:

Express 4.3L, 4.8L, 5.3L, 6.0L, 6.6L duratec engine

  • Chevrolet Express 1500
  • Chevrolet Express 2500
  • Chevrolet Express 3500
  • Chevrolet Express Cargo

Serial Numbers:

  • 4.3L: VIN code X
  • 4.8L: VIN code V
  • 5.3L: VIN code T, Z, M, B, 0, J, 3, 7, 8
  • 6.0L: VIN code U, K, G, 2, Y
  • 6.6L: VIN code 2, D, 6, 8

Production/model years: 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010.

File specifications

File size: 215.46 MB
File type: ZIP
Language: English

Printable: Yes
Estimated download time: 4.41 Minutes
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Product Information

Table of Contents

1. General Information

  • 1.1 Introduction
  • 1.2 Vehicle Identification
  • 1.3 Safety Precautions
  • 1.4 Maintenance Schedule
  • 1.5 Specifications

2. Engine Mechanical

  • 2.1 Engine Description
  • 2.2 Engine Identification
  • 2.3 Fastener Tightening Specifications
  • 2.4 Special Tools

3. Engine Disassembly and Assembly

  • 3.1 Disassembly Procedures
  • 3.2 Cleaning and Inspection
  • 3.3 Assembly Procedures

4. Cylinder Head and Valves

  • 4.1 Cylinder Head Removal and Installation
  • 4.2 Valve Removal and Installation
  • 4.3 Valve Adjustment
  • 4.4 Cylinder Head Gasket Replacement

5. Pistons, Connecting Rods, and Crankshaft

  • 5.1 Piston Removal and Installation
  • 5.2 Connecting Rod Removal and Installation
  • 5.3 Crankshaft Removal and Installation
  • 5.4 Inspection and Repair

6. Timing System

  • 6.1 Timing Gear Removal and Installation
  • 6.2 Timing Chain/Belt Inspection and Replacement
  • 6.3 Timing Adjustment

7. Lubrication System

  • 7.1 Oil Pump Removal and Installation
  • 7.2 Oil Filter Replacement
  • 7.3 Oil Cooler
  • 7.4 Lubrication Circuit Diagram

8. Cooling System

  • 8.1 Radiator Removal and Installation
  • 8.2 Water Pump Removal and Installation
  • 8.3 Thermostat Replacement
  • 8.4 Cooling Fan Inspection
  • 8.5 Coolant Replacement

9. Fuel System

  • 9.1 Fuel Injection Pump Removal and Installation
  • 9.2 Fuel Injector Removal and Installation
  • 9.3 Fuel Filter Replacement
  • 9.4 Fuel Tank and Lines

10. Air Intake and Exhaust System

  • 10.1 Air Filter Replacement
  • 10.2 Turbocharger Removal and Installation (if applicable)
  • 10.3 Exhaust Manifold Removal and Installation
  • 10.4 Muffler and Pipes

11. Electrical System

  • 11.1 Battery Maintenance
  • 11.2 Alternator Removal and Installation
  • 11.3 Starter Motor Removal and Installation
  • 11.4 Wiring Diagram
  • 11.5 Sensors and Actuators

12. Emissions Control

  • 12.1 EGR System
  • 12.2 PCV System
  • 12.3 Catalytic Converter
  • 12.4 Emission Control Testing

13. Troubleshooting

  • 13.1 Engine Performance Issues
  • 13.2 Overheating Problems
  • 13.3 Lubrication Problems
  • 13.4 Fuel System Issues
  • 13.5 Electrical System Issues

14. Maintenance and Service

  • 14.1 Periodic Maintenance Tasks
  • 14.2 Lubrication Points
  • 14.3 Service Intervals

15. Technical Specifications

  • 15.1 General Specifications
  • 15.2 Torque Specifications
  • 15.3 Fluid Capacities

16. Appendices

  • 16.1 Maintenance Records
  • 16.2 Parts List
  • 16.3 Index

Contact Information

  • Manufacturer Contact Information
  • Service Centers

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