GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Pontiac 🢒 2001 🢒 Sunfire 🢒 Transmission/Transaxle 🢒 Automatic Transaxle - 3T40 🢒 Differential Carrier Disassemble

    Object Number: 16264 Size: SH
  1. Using a screwdriver, remove the retaining ring (677) for the planetary pinion gear pins from the front differential carrier.

    2. Object Number: 16272 Size: SH

    Important: Be sure to reinstall the pinion in the same way that you removed the pinion. If you install the gear upside down, the change in the gear wear pattern may cause noise.

  2. Remove one planetary pinion, including the following parts:
    3. • The planetary pinion gear pin (812)
    • The pinion thrust washers (814, 815)
    • The pinion gear roller bearings (813)
    • The bearing roller spacer (817)
    • The pinion (816)
  3. Remove the remaining planetary pinions in the same way.
  4. On some models, remove the thrust bearing assembly (676) for the differential carrier sun gear.

    5. Object Number: 16273 Size: SH
  5. Place the final drive carrier components into a clean oil pan in order to make sure that none of the bearing rollers are lost.

    6. Object Number: 16276 Size: SH
  6. Using a drift pin and a mallet, remove the shaft pin (683) from the differential pinion gear shaft (682).

    7. Object Number: 16278 Size: SH
  7. Remove the differential pinion shaft (682).
  8. Remove the differential pinion gears (685).
  9. Remove the thrust washers (684) from the differential pinion gear.
  10. Remove the differential side gears (687).
  11. Remove the thrust washers (686) from the differential side gear.