GM Service Manual Online
For 1990-2009 cars only

Tools Required

J 36850 Assembly Lubricant


    Object Number: 31187  Size: SH

    Important: Be sure the overdrive assembly is fully engaged and is at the level of the fourth clutch housing.

  1. Install the turbine shaft and overdrive assembly into the transmission case.
  2. Install the overrun clutch housing thrust washer (218) onto the overrun clutch housing (504). Retain with J 36850 or equivalent.

  3. Object Number: 31186  Size: SH
  4. Place a straight edge from the oil pump mating surface to the overrun clutch housing thrust washer (218). The two surfaces should be flush.