GM Service Manual Online
For 1990-2009 cars only

Special Tools

J 5590 Rear Pinion Bearing Race Installer

Removal Procedure


    Object Number: 869733  Size: SH
  1. Remove the engine front cover. Refer to Engine Front Cover Replacement.
  2. Remove the crankshaft position (CKP) sensor reluctor ring.

Installation Procedure


    Object Number: 869742  Size: SH

    Caution: Failure to properly align the crankshaft position sensor reluctor ring may result in component damage and effect OBD II system performance.

    Note: The reluctor ring is shaped like a dish. The dish must face the engine front cover. Failure to do so will damage the front cover and the reluctor ring.

  1. Install the CKP sensor reluctor ring.
  2. 1.1. Align the keyway on the CKP sensor reluctor ring with the key in the crankshaft.
    1.2. Using J 5590 , push the CKP sensor reluctor ring onto the crankshaft until completely seated against the crankshaft sprocket.
  3. Install the engine front cover. Refer to Engine Front Cover Replacement.