GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Chevrolet 🢒 1999 🢒 Express 🢒 Engine 🢒 Engine Controls - 5.0L and 5.7L 🢒 Crankshaft Position Sensor Reluctor Ring Replacement

Removal Procedure

    Object Number: 69450 Size: SH
  1. Disconnect the Negative Battery Terminal. Refer to Battery Cable Replacement in Engine Electrical.
  2. Remove the engine front cover. Refer to Engine Front Cover Replacement .
  3. Remove the crankshaft position sensor reluctor ring.

Installation Procedure

    Object Number: 69450 Size: SH

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

    Important: The reluctor ring is shaped like a dish.

    The dish must face the engine front cover. Failure to do so will damage the timing chain and the reluctor ring.

  1. Install the crankshaft position sensor reluctor ring.
  2. Align the keyway on the crankshaft position sensor reluctor ring with the woodruff key (crankshaft balancer) in the crankshaft.
  3. Push the crankshaft position sensor reluctor ring onto the crankshaft until completely seated against the crankshaft sprocket.
  4. Install the engine front cover. Refer to Engine Front Cover Replacement .
  5. Install the Negative Battery Terminal. Refer to Battery Cable Replacement in Engine Electrical.