GM Service Manual Online
For 1990-2009 cars only

Engine Overhaul G Van

To disassemble, overhaul, repair or assemble the 6.5L Diesel engine, use the Disassembly, Overhaul, Repair and Assembly sequence listed below.

  1. Accessory Removal
  2. Engine Flywheel Removal
  3. Oil Fill Tube Removal
  4. Oil Level Indicator and Tube Removal
  5. Thermostat Removal
  6. Intake Manifold Removal (L65-CMT)
  7. Engine Wiring Harness Assembly Removal (L65 CMT)
  8. Turbocharger Removal
  9. Oil Pump Drive Removal
  10. Exhaust Manifold Removal
  11. Water Pump Removal
  12. Fuel Injection Pump Removal
  13. Crankshaft Balancer Removal
  14. Engine Front Cover Removal
  15. Timing Chain Wear Check
  16. Timing Chain and Camshaft Sprocket Removal
  17. Valve Rocker Arm Cover Removal
  18. Valve Rocker Arm, Shaft, and Push Rod Removal
  19. Cylinder Head Removal
  20. Valve Lifter Removal
  21. Camshaft Removal
  22. Oil Pan Removal
  23. Oil Pump Removal
  24. Piston, Connecting Rod, and Bearing Removal
  25. Crankshaft Rear Oil Seal Removal
  26. Crankshaft and Bearings Removal
  27. Camshaft Bearing Removal
  28. Oil Filter Adapter Removal
  29. Engine Block Plug Removal
  30. Piston Oil Cooling Nozzle Removal
  31. Engine Block Cleaning and Inspection
  32. Cylinder Boring and Honing
  33. Crankshaft and Bearing Cleaning and Inspection
  34. Crankshaft Balancer Clean and Inspect
  35. Engine Flywheel Clean and Inspect
  36. Piston and Connecting Rod Disassemble
  37. Piston, Connecting Rod, and Bearing Cleaning and Inspection
  38. Piston Selection
  39. Piston and Connecting Rod Assemble
  40. Camshaft and Bearings Cleaning and Inspection
  41. Timing Chain and Sprockets Clean and Inspect
  42. Valve Rocker Arm and Shaft Disassemble
  43. Valve Rocker Arm and Shaft Clean and Inspect
  44. Valve Rocker Arm and Shaft Assemble
  45. Valve Lifters and Guides Clean and Inspect
  46. Cylinder Head Disassemble
  47. Cylinder Head Cleaning and Inspection
  48. Valve Guide Reaming/Valve and Seat Grinding
  49. Cylinder Head Assemble
  50. Oil Pump Disassemble
  51. Oil Pump Clean and Inspect
  52. Oil Pump Assemble
  53. Engine Front Cover Clean and Inspect
  54. Valve Rocker Arm Cover Clean and Inspect
  55. Oil Pan Clean and Inspect
  56. Intake Manifold Clean and Inspect
  57. Exhaust Manifold Clean and Inspect
  58. Water Pump Clean and Inspect
  59. Fuel Injection Pump Clean and Inspect
  60. Service Prior to Assembly
  61. Piston Oil Cooling Nozzle Installation
  62. Engine Block Plug Installation
  63. Oil Filter Adapter Installation
  64. Camshaft Bearing Installation
  65. Crankshaft and Bearings Installation (L65)
  66. Crankshaft Rear Oil Seal Installation
  67. Piston, Connecting Rod, and Bearing Installation
  68. Oil Pump Installation
  69. Oil Pan Installation
  70. Camshaft Installation
  71. Valve Lifter Installation
  72. Cylinder Head Installation
  73. Valve Rocker Arm, Shaft, and Push Rod Installation
  74. Valve Rocker Arm Cover Installation
  75. Timing Chain and Sprockets Installation
  76. Engine Front Cover Installation
  77. Crankshaft Balancer Installation
  78. Fuel Injection Pump Installation
  79. Water Pump Installation
  80. Exhaust Manifold Installation
  81. Oil Pump Drive Installation
  82. Turbocharger Installation (L65-CMT)
  83. Engine Wiring Harness Assembly Installation (L65 CMT)
  84. Intake Manifold Installation (L65-CMT)
  85. Engine Coolant Thermostat Installation
  86. Oil Level Indicator and Tube Installation
  87. Oil Fill Tube Installation
  88. Engine Flywheel Installation
  89. Accessory Installation
  90. Engine Set-Up and Testing
  91. Thread Repair