GM Service Manual Online
For 1990-2009 cars only

Tools Required

J 45185 Bore Gage Set


    Object Number: 749703  Size: SH

    Important: Measure at different locations and average the measurement. If the average measurement is not within specifications, replace the rear internal gear bushing.

  1. Using the J 45185 , measure the inner diameter of the rear internal gear bushing (542).
  2. Use a micrometer to measure J 45185 reading. Refer to Front Carrier, Gear Bushing, ID in Transmission Clearance Specifications .

  3. Object Number: 749706  Size: SH

    Important: Measure at different locations and average the measurement. If the average measurement is not within specifications, replace the front sun gear bushing.

  4. Using the J 45185 , measure the inner diameter of the front sun gear bushing (544).
  5. Use a micrometer to measure J 45185 reading. Refer to Front Carrier, Front Sun Gear Bushing, ID in Transmission Clearance Specifications .

  6. Object Number: 749708  Size: SH

    Important: Measure at different locations and average the measurement. If the average measurement is not within specifications, replace the rear sun gear bushing.

  7. Using the J 45185 , measure the inner diameter of the rear sun gear bushing (539).
  8. Use a micrometer to measure J 45185 reading. Refer to Front Carrier, Rear Sun Gear Bushing, ID in Transmission Clearance Specifications .

  9. Object Number: 749697  Size: SH
  10. Install the front sun gear (544) into the front carrier assembly (542).

  11. Object Number: 749691  Size: SH
  12. Install the front sun gear retaining ring (541) into the groove of the front sun gear (544).