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Home >> Cadillac >> 2007 >> Escalade EXT >> Repair and Diagnosis >> External Pages >> Different car >> Section 382 (Engine Controls - 4.3L (Introduction)) >> Repair Instructions >> Distributor Replacement >> Installation Procedure 1
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Installation Procedure 1

WARNING: This page is about a different car, the 2004 GMC Sierra and 2004 Chevrolet Silverado. However, it is still accessible from the selected car via links, so may be relevant.
  1. If installing a NEW distributor, place 2 marks on the new distributor housing in the same location as the marks on the original housing.
  2. Align the rotor with the second mark (2).
    3. Fig 1: View Of Second Mark On Base Of Distributor
    GM4376Courtesy of GENERAL MOTORS CORP.
  3. Install the distributor.
  4. Align the hole in the distributor hold-down clamp over the hole in the intake manifold.
    5. Fig 2: View Of Distributor
    GM34397Courtesy of GENERAL MOTORS CORP.
  5. As the distributor is being installed, observe the rotor moving in a clockwise direction about 42 degrees.
    6. IMPORTANT: If the rotor segment is not aligned with the number 1 mark, the driven gear teeth and the camshaft have meshed one or more teeth out of alignment. In order to correct this condition, remove the distributor and reinstall it.
  6. Once the distributor is completely seated, the rotor segment should be aligned with the mark on the distributor base (1).
    7. Fig 3: Marking Position Of Rotor In Relation To Distributor Housing
    GM4373Courtesy of GENERAL MOTORS CORP.
    NOTE: Refer to Fastener Notice in Cautions and Notices.
  7. Install the distributor hold down bolt.

    Tighten:  Tighten the bolt to 25 N.m (18 lb ft).

    8. Fig 4: View Of Distributor Hold Down Bolt
    GM366609Courtesy of GENERAL MOTORS CORP.
  8. Install the distributor cap.
  9. Install NEW distributor cap screws.

    Tighten:  Tighten the screws to 2.4 N.m (21 lb in).

    10. Fig 5: View Of Distributor Cap
    GM301393Courtesy of GENERAL MOTORS CORP.
  10. Connect the following electrical connectors:
    • CMP sensor (2)
    • Fuel pump/oil pressure sensor (3)
    11. Fig 6: View Of Ground Strap And CMP & Fuel Pump/Oil Pressure Sensor Connectors
    GM782680Courtesy of GENERAL MOTORS CORP.
    IMPORTANT: The coil wire nipple must be positioned such that it is between 35 and 60 degrees aft of perpendicular as referenced from the engine centerline on the outboard side of the coil.
  11. Install the ignition coil wire to the ignition coil and distributor cap.
    12. Fig 7: View Of Ignition Coil Wire Harness
    GM387772Courtesy of GENERAL MOTORS CORP.
  12. If the malfunction indicator lamp (MIL) is ON after installing the distributor, and diagnostic trouble code (DTC) P1345 is found, the distributor was installed incorrectly. Refer to installation procedure 2.
  13. If the MIL is not on, install the air cleaner outlet resonator. Refer to Air Cleaner Outlet Resonator Replacement .
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