GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 GMC_Truck 🢒 1997 🢒 Yukon - 2WD 🢒 Transmission/Transaxle 🢒 Automatic Transmission - 4L80-E 🢒 Turbine Shaft Disassemble

    Object Number: 31139 Size: SH
  1. Remove the turbine shaft front (501) and rear (503) oil seals.
  2. Inspect the turbine shaft (502) for damage or cracks.

  3. Inspect the checkball (534) on the end of the turbine shaft (502).