Torque Converter Inspection: Inspection
Courtesy of GENERAL MOTORS CORP.
- Position the torque converter (1) on the bench with the flywheel lugs facing down.
- Install J 26900-13:
magnetic indicator base, J 35138:
end play checker, and J 8001:
dial indicator set onto the torque converter (1).
- Set the dial indicator to 0.
- Lift J 35138:
end play checker and note the dial indicator reading:
- The torque converter end play should be 0.5 mm (0.020 in) or less
- If the end play is too high, replace the torque converter (1)
Courtesy of GENERAL MOTORS CORP.
- Inspect and replace the torque converter (1) for the following conditions:
- Overheated (torque converter will be blue in color)
- Leaking at the weld areas
- A damaged torque converter pilot
- Evidence of metal particles in the converter, the oil cooler, or the cooler pipes
- A damaged torque converter stator, a damaged pump, or a damaged turbine
- A damaged or worn torque converter bushing (2)
- Contaminated automatic transmission fluid due to engine coolant
- Inspect the torque converter for stripped bolt hole threads. If found, repair the torque converter.