GM Service Manual Online
For 1990-2009 cars only

    Object Number: 180653  Size: SH
  1. Install the governor body gasket (410).
  2. Install the governor body (407).
  3. Install the governor body bolts (416).
  4. Tighten
    Tighten the bolt to 8 N·m (71 lb in).

    Refer to Fastener Notice .

Tools Required

J 36850 Transjel® Transmission Assembly Lubricant

  1. Apply a thin coat of J 36850 to the primary and secondary valves.

  2. Object Number: 181654  Size: SH
  3. Install the following items into the governor body (412):
  4. • The primary valve (415)
    • The secondary valve (413)
    • The secondary spring (414)
    • The secondary valve retainer (411)

    Object Number: 166357  Size: SH
  5. Install the governor fluid screen (2) into the governor hub (1).

  6. Object Number: 166352  Size: SH
  7. Install a new governor assembly gasket and a governor assembly (1) into the governor hub.
  8. Notice: Use the correct fastener in the correct location. Replacement fasteners must be the correct part number for that application. Fasteners requiring replacement or fasteners requiring the use of thread locking compound or sealant are identified in the service procedure. Do not use paints, lubricants, or corrosion inhibitors on fasteners or fastener joint surfaces unless specified. These coatings affect fastener torque and joint clamping force and may damage the fastener. Use the correct tightening sequence and specifications when installing fasteners in order to avoid damage to parts and systems.

  9. Install the four governor assembly bolts (2).
  10. Tighten
    Tighten the governor assembly bolts to 9 N·m (80 lb in).


    Object Number: 182730  Size: SH
  11. Apply a thin coat of the J 36850 to the governor seal rings (406) on the governor hub (408).

  12. Object Number: 180655  Size: SH
  13. Install the governor hub (408) onto the transmission output shaft.
  14. Install the governor ring (417).

  15. Object Number: 166342  Size: SH
  16. Install the speedometer drive gear (2) onto the transmission output shaft (3).
  17. Install the two speedometer drive gear retaining rings (1).
  18. Install the transfer adapter case to the transmission case, if the vehicle is four-wheel drive equipped. Refer to Transfer Case Mount Replacement in Driveline/Axle.
  19. Instal the extension housing to the transmission case, if the vehicle is two wheel drive equipped. Refer to Extension Housing Installation .
  20. Lower the vehicle.
  21. Refill the transmission as necessary. Refer to Transmission Fluid Pan Installation .