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Home >> Hummer >> 2008 >> H2 4D Utility Wagon >> Repair and Diagnosis >> External Pages >> Different car >> Section 19 (Automatic Transmission - 4L60-E/4L65-E/4L70-E - Introduction (2 Of 2)) >> Repair Instructions >> Off-Vehicle Repair Instructions >> Transmission End Play Check

Transmission End Play Check

WARNING: This page is about a different car, the 2007 Hummer H2. However, it is still accessible from the selected car via links, so may be relevant.

Tools Required

    Fig 1: Identifying Different End Play Fixture Adapters
    GM327528Courtesy of GENERAL MOTORS CORP.
    IMPORTANT: Torque converter size is model dependent.
  1. Install an end play fixture adapter.
    • Use J 25022  for a 245 mm and 258 mm turbine shaft (1). See Special Tools .
    • Use J 34725  for a 298 mm turbine shaft (2). See Special Tools .
    • Use J 43205  for a 300 mm turbine shaft (3). See Special Tools .
    2. Fig 2: Identifying J 24773-A
    GM327530Courtesy of GENERAL MOTORS CORP.
  2. Install the J 24773-A  . See Special Tools .
    3. Fig 3: Installing J 25025-7A With J 8001
    GM327533Courtesy of GENERAL MOTORS CORP.
  3. Remove an oil pump bolt.
  4. Install J 25025-7A  (or a 278 mm or 11 in bolt) and lock nut. See Special Tools .
  5. Install J 8001  .
    6. Fig 4: Installing J 8001
    GM1552917Courtesy of GENERAL MOTORS CORP.
  6. Set the J 8001  to zero.
  7. Pull up on J 24773-A  . See Special Tools .

    Proper end play should be 0.13-0.92 mm (0.005-0.036 in).

  8. The selective thrust washer (616), which controls the end play, is located between the input housing (621) and the thrust bearing (615) on the oil pump hub.

    If the end play measurement is incorrect, refer to End Play Specifications . Choose a new selective thrust washer (616) based on the original selective washer and the information contained in the table.

    If the dial indicator shows no end play, the selective thrust washer (616) and thrust bearing (615) may have been misassembled.

  9. Correct the end play by changing the selective thrust washer (616).


Tools Required

    Fig 1: Identifying Different End Play Fixture Adapters
    GM327528Courtesy of GENERAL MOTORS CORP.
    IMPORTANT: Torque converter size is model dependent.
  1. Install an end play fixture adapter.
    • Use J 25022  for a 245 mm and 258 mm turbine shaft (1). See Special Tools .
    • Use J 34725  for a 298 mm turbine shaft (2). See Special Tools .
    • Use J 43205  for a 300 mm turbine shaft (3). See Special Tools .
    2. Fig 2: Identifying J 24773-A
    GM327530Courtesy of GENERAL MOTORS CORP.
  2. Install the J 24773-A  . See Special Tools .
    3. Fig 3: Installing J 25025-7A With J 8001
    GM327533Courtesy of GENERAL MOTORS CORP.
  3. Remove an oil pump bolt.
  4. Install J 25025-7A  (or a 278 mm or 11 in bolt) and lock nut. See Special Tools .
  5. Install J 8001  .
    6. Fig 4: Installing J 8001
    GM1552917Courtesy of GENERAL MOTORS CORP.
  6. Set the J 8001  to zero.
  7. Pull up on J 24773-A  . See Special Tools .

    Proper end play should be 0.13-0.92 mm (0.005-0.036 in).

  8. The selective washer (616), which controls the end play, is located between the input housing (621) and the thrust bearing (615) on the oil pump hub.

    If the end play measurement is incorrect, refer to the table End Play Specifications . Choose a new selective washer (616) based on the original selective washer and the information contained in the table.

    If the dial indicator shows no end play, the selective washer (616) and thrust bearing (615) may have been misassembled.

  9. Correct the end play by changing the selective washer (616).
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