GM Service Manual Online
For 1990-2009 cars only

Front Axle Vent Hose Connector Replacement 8.25 Inch Axle

Removal Procedure


    Object Number: 1690209  Size: SH
  1. Raise the vehicle. Refer to Lifting and Jacking the Vehicle.
  2. Remove the front differential carrier shield, if equipped. Refer to Shield Replacement.
  3. Remove the vent hose (1).
  4. Remove the vent hose connector (2).

Installation Procedure

    Caution: Refer to Fastener Caution in the Preface section.


    Object Number: 1690209  Size: SH
  1. Install the vent hose connector (2). Apply a small amount of sealer GM P/N 12346004 (Canadian P/N 10953480) or equivalent to the threads.
  2. Tighten
    Tighten the vent connector to 20 N·m (15 lb ft).

  3. Install the vent hose (1).
  4. Install the front differential carrier shield, if equipped. Refer to Shield Replacement.
  5. Lower the vehicle.

Front Axle Vent Hose Connector Replacement 9.25 Inch Axle

Removal Procedure

  1. Raise the vehicle. Refer Lifting and Jacking the Vehicle.

  2. Object Number: 834272  Size: SH
  3. Disconnect the vent hose from the vent hose connector.

  4. Object Number: 847064  Size: SH
  5. Remove the vent hose connector from the differential carrier assembly.

Installation Procedure


    Object Number: 847064  Size: SH
  1. Install the vent hose connector into the differential carrier assembly.
  2. Apply a small amount of sealer GM P/N 12346004 (Canadian P/N 10953480) or equivalent onto the threads.

    Caution: Refer to Fastener Caution in the Preface section.

  3. Install the vent hose connector and tighten to 28 N·m (21 lb ft).

  4. Object Number: 834272  Size: SH
  5. Connect the vent hose to the vent hose connector.
  6. Lower the vehicle.