GM Service Manual Online
For 1990-2009 cars only

Left Side Harness Connections


    Object Number: 927839  Size: SH
  1. Disconnect the engine wiring harness from the left side fuel injectors.

  2. Object Number: 927781  Size: SH
  3. Disconnect the engine wiring harness from the left camshaft cover.

  4. Object Number: 927828  Size: SH
  5. Disconnect the engine wiring harness from the left coil assembly harness.

  6. Object Number: 927792  Size: SH
  7. Disconnect the engine wiring harness from the left camshaft position sensors.

  8. Object Number: 927862  Size: SH
  9. Disconnect the engine wiring harness from the evaporative emission (EVAP) purge solenoid.

  10. Object Number: 927869  Size: SH
  11. Disconnect the engine wiring harness from the throttle position sensor on the throttle body.

  12. Object Number: 1346039  Size: SH
  13. Disconnect the engine wiring harness from the air conditioner compressor.

  14. Object Number: 1346041  Size: SH
  15. Disconnect the engine wiring harness from the oil pressure sensor.

Right Side Harness Connections


    Object Number: 927838  Size: SH
  1. Disconnect the engine wiring harness from the right side fuel injectors.

  2. Object Number: 927778  Size: SH
  3. Disconnect the engine wiring harness from the right camshaft cover.

  4. Object Number: 927822  Size: SH
  5. Disconnect the engine wiring harness from right coil assembly harness.

  6. Object Number: 927790  Size: SH
  7. Disconnect the engine wiring harness from right camshaft position sensors.

  8. Object Number: 927871  Size: SH
  9. Disconnect the engine wiring harness ground from the intake manifold stud.

  10. Object Number: 927819  Size: SH
  11. Disconnect the engine wiring harness from the engine coolant temperature (ECT) sensor at the rear of the right cylinder head.

  12. Object Number: 1346047  Size: SH
  13. Disconnect the starter motor wiring harness from the generator.

  14. Object Number: 1346050  Size: SH
  15. Disconnect the engine wiring harness from the generator.

  16. Object Number: 927850  Size: SH
  17. Disconnect the engine wiring harness from the manifold absolute pressure (MAP) sensor.

  18. Object Number: 927798  Size: SH
  19. Disconnect the engine wiring harness from the knock and crankshaft position sensor wiring harness.

  20. Object Number: 1346053  Size: SH
  21. Remove the engine wiring harness bracket from the engine block.