GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Generic 🢒 1999 🢒 Unit Repair 🢒 Transmission/Transaxle 🢒 Manual Transmission - MM6 (F Car) 🢒 Transmission Case and Adapter Disassemble

Transmission Case

Tools Required

    • J 8092 Drive Handle
    • J 23907 Slide Hammer
    • J 39439-2 Bushing Remover
    • J 39790 Mainshaft Bearing Race Remover
    • J 39791 Countershaft Beating Race Remover

    Object Number: 38362 Size: SH
  1. Remove the transmission case fill plug.

    2. Object Number: 38364 Size: SH
  2. Remove the reverse lamp switch.

    3. Object Number: 38365 Size: SH
  3. Remove the dowel pins.

    4. Object Number: 38376 Size: SH

    Important: Do not replace the bearing race unless inspection shows bearing race damage.

  4. Remove the countershaft bearing race, using the J 8092 and the J 39791 .

    5. Object Number: 38370 Size: SH

    Important: Do not replace the bearing race unless inspection shows bearing race damage.

  5. Remove the mainshaft bearing race, using the J 8092 and the J 39790 .

    6. Object Number: 38371 Size: SH
  6. Remove the Ist/2nd and the 3rd/4th shift shaft bushings, using the J 23907 and the J 39439-2 .

Adapter Plate

Tools Required

    • J 23907 Slide Hammer
    • J 39439-2 Bushing Remover

    Object Number: 38349 Size: SH
  1. Remove the input shaft bearing race and the shim.

    2. Object Number: 38350 Size: SH
  2. Remove the countershaft bearing race and the shim.

    3. Object Number: 351950 Size: SH
  3. Remove the adapter plate plug.

    4. Object Number: 38352 Size: SH
  4. Remove the input shaft seal.

    5. Important: Do not replace the bushing unless inspection shows bushing damage.


    Object Number: 38354 Size: SH
  5. Remove the 1st/2nd and the 3rd/4th shift shaft bushing, using the J 23907 with the J 39439-2 .

    6. Object Number: 38355 Size: SH
  6. Remove the dowel pins.