GM Service Manual Online
For 1990-2009 cars only

In order to overhaul, follow the sequence below.

  1. Torque Converter Disassemble
  2. Transmission Holding Fixture Assemble
  3. Vacuum Modulator and Valve Disassemble
  4. Reverse Servo Disassemble
  5. Forward Servo Disassemble
  6. Bottom Pan and Filter Disassemble
  7. Oil Filter Inspection
  8. Accumulator Assembly, 2-1 Band Servo Disassemble
  9. Control Valve Body Cover and Gasket Disassemble
  10. Wiring Harness Disassemble
  11. Oil Pump Disassemble
  12. Control Valve Body and Spacer Plate Disassemble
  13. Oil Pump Drive Shaft Removal
  14. Vehicle Speed Sensor Disassemble
  15. Output Shaft Disassemble
  16. Front Differential Carrier End Play Check
  17. Manual Valve Link and Fluid Dam Removal
  18. Case Cover and Gaskets Disassemble
  19. 4th Clutch Components Disassemble
  20. Drive Link Stretch Check
  21. Drive Sprocket, Driven Sprocket, and Drive Link Disassemble
  22. Driven Sprocket Support Disassemble
  23. 2nd Clutch and Input Clutch Removal
  24. Reverse Band Disassemble
  25. Reverse Reaction Drum Removal
  26. Input Clutch Housing End Play Check
  27. Case Extension Housing Disassemble
  28. Differential Carrier Components Disassemble
  29. Input and Reaction Carrier Disassemble
  30. Reaction Sun Gear and Manual 2-1 Band Disassemble
  31. 1-2 Support Drum and Forward Band Disassemble
  32. Differential Carrier Internal Gear Disassemble
  33. Park System Components Disassemble
  34. Case Assembly Inspection
  35. Case Components Disassemble
  36. Case Components Assemble
  37. Torque Converter Fluid Seal Removal
  38. Drive Sprocket Support Disassemble
  39. Drive Sprocket Support Assemble
  40. Torque Converter Oil Seal Assemble
  41. Park System Components Assemble
  42. Differential Carrier Internal Gear Assemble
  43. Differential Carrier Inspection
  44. Differential Carrier Disassemble
  45. Differential Carrier Assemble
  46. Vehicle Speed Sensor Reluctor Wheel Disassemble
  47. Vehicle Speed Sensor Reluctor Wheel Assemble
  48. Differential Carrier Components Assemble
  49. Case Extension Assemble
  50. Input Clutch Housing End Play Tool Assemble
  51. Forward Band Assemble
  52. 1-2 Support Roller Clutch Disassemble
  53. 1-2 Support Roller Clutch Assemble
  54. 1-2 Support Roller Clutch Functional Check
  55. 1-2 Support Drum Assemble
  56. 2-1 Manual Band Assemble
  57. Reaction Sun Gear and Drum Assemble
  58. Input and Reaction Carrier Pinion End Play Check
  59. Input and Reaction Carrier Assemble
  60. Reverse Reaction Drum Assemble
  61. Input and Third Sprag Clutches Disassemble
  62. Input and Third Sprag Clutches Assemble
  63. Input and Third Sprag Clutches Functional Check
  64. Input Clutch and Third Clutch Disassemble
  65. Input Clutch Housing Assembly Inspection
  66. Input Clutch Housing Retainer and Ball Disassemble
  67. Input Clutch Housing Retainer and Ball Assemble
  68. Input Clutch and Third Clutch Assemble
  69. Input Clutch and Third Clutch Functional Air Check
  70. Input Clutch Housing Oil Seal Rings Assemble
  71. Input Clutch Housing and Sprag Clutches Assemble
  72. Input Clutch Housing End Play Check
  73. 2nd Clutch Disassemble
  74. 2nd Clutch Housing Assembly Inspection
  75. Second Clutch Housing Retainer/Ball Disassemble
  76. Second Clutch Housing Retainer/Ball Assemble
  77. 2nd Clutch Assemble
  78. Reverse Band Assemble
  79. Driven Sprocket Support Components Disassemble
  80. Driven Sprocket Support Components Inspection
  81. Driven Sprocket Support Bearing Disassemble
  82. Driven Sprocket Support Bearing Assemble
  83. Driven Sprocket Support Components Assemble
  84. 4th and 2nd Clutch Functional Air Check
  85. Second, Input, and Sprag Clutches Assemble
  86. Driven Sprocket Support Assemble
  87. Drive Sprocket and Turbine Shaft Disassemble
  88. Drive Sprocket and Turbine Shaft Assemble
  89. Drive and Driven Sprocket Components Assemble
  90. 4th Clutch Components Assemble
  91. Case Cover Components Disassemble
  92. Case Cover Components Inspection
  93. Case Cover Bearing Disassemble
  94. Case Cover Bearing Assemble
  95. Drive Axle Oil Seal Removal - Left Side
  96. Drive Shaft Oil Seal Assemble - Left Side
  97. Case Cover Components Assemble
  98. Case Cover and Gaskets Assemble
  99. Manual Valve Link and Fluid Dam Assemble
  100. Differential Carrier End Play Check
  101. Output Shaft Bearing Disassemble
  102. Output Shaft Assemble
  103. Right Drive Shaft Oil Seal Disassemble
  104. Right Drive Shaft Oil Seal Assemble
  105. Vehicle Speed Sensor Assemble
  106. Control Valve Body Clean
  107. Control Valve Body Inspection
  108. Control Valve Body Disassemble
  109. Control Valve Body Assemble
  110. Oil Pump Shaft Bearing Disassemble
  111. Oil Pump Shaft Bearing Assemble
  112. Oil Pump Drive Shaft Assemble
  113. Control Valve Body and Spacer Plate Assemble
  114. Transmission Fluid Pump Disassemble
  115. Transmission Fluid Pump Assemble
  116. Wiring Harness Assemble
  117. Control Valve Body and Gasket Assemble
  118. Thermo Element Adjustment
  119. 2-1 Manual Band Servo Disassemble
  120. 2-1 Manual Band Servo Assemble
  121. Accumulator Components Disassemble
  122. Accumulator Components Assemble
  123. Accumulator Assembly, 2-1 Band Servo Assemble
  124. Oil Pan and Filter Assemble
  125. Forward Band Servo Components Disassemble
  126. Forward Band Servo Assemble
  127. Reverse Band Servo Components Disassemble
  128. Reverse Band Servo Assemble
  129. Vacuum Modulator Inspection
  130. Vacuum Modulator and Valve Assemble
  131. Transmission Holding Fixture Disassemble
  132. Torque Converter Inspection
  133. Torque Converter Assemble