GM Service Manual Online
For 1990-2009 cars only

    Object Number: 948155  Size: SH
  1. Remove the ECT sensor from the rear of the right cylinder head.

  2. Object Number: 928184  Size: SH
  3. Remove the knock and crankshaft position sensor wiring harness bolt (1).
  4. Disconnect the knock and crankshaft position sensor wiring harness connectors from the knock sensors and the crankshaft position sensor.
  5. Disconnect the knock and crankshaft position sensor wiring harness from the attaching points in the center, back and front of block valley.

  6. Object Number: 928189  Size: SH
  7. Remove the knock and crankshaft position sensor wiring harness.

  8. Object Number: 928196  Size: SH
  9. Loosen the knock sensor bolts.
  10. Remove the knock sensors.

  11. Object Number: 928205  Size: SH
  12. Remove the crankshaft position sensor bolt.
  13. Remove the crankshaft position sensor.

  14. Object Number: 1761746  Size: SH
  15. Remove and discard the crankshaft position sensor O-ring.

  16. Object Number: 928212  Size: SH
  17. Remove the starter motor bolts.
  18. Remove the starter motor and starter motor wiring harness.