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HOMESERVICE MANUALSCHEVROLET2006CHEVY EXPRESS G2500, VAN CARGO, 6.6 2REPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 927 (ENGINE CONTROL SYSTEM & FUEL SYSTEM - 4.3L - INTRODUCTION (2 OF 2))REPAIR INSTRUCTIONSDISTRIBUTOR REPLACEMENTINSTALLATION PROCEDURE 1
2006 Chevrolet Chevy Express G2500, Van Cargo, 6.6 2

Installation Procedure 1

2006 Chevrolet Chevy Express G2500, Van Cargo, 6.6 2SECTION Installation Procedure 1
WARNING: This page is about a different car, the 2007 GMC Savana and 2007 Chevrolet Chevy Express. However, it is still accessible from the selected car via links, so may be relevant.
    Fig 1: View Of Second Mark On Base Of Distributor
    GM4376Courtesy of GENERAL MOTORS CORP.
  1. If installing a new distributor assembly, place 2 marks on the new distributor housing in the same location as the marks on the original housing.
  2. Remove the new distributor cap, if necessary.
  3. Align the rotor with the second mark (2).
    4. Fig 2: View Of Distributor
    GM34397Courtesy of GENERAL MOTORS CORP.
  4. Guide the distributor into the engine.
  5. Align the hole in the distributor hold-down base over the mounting hole in the intake manifold.
    6. Fig 3: Marking Position Of Rotor In Relation To Distributor Housing
    GM4373Courtesy of GENERAL MOTORS CORP.
  6. As the distributor is being installed, observe the rotor moving in a clockwise direction about 42 degrees.
  7. Once the distributor is completely seated, the rotor segment should be aligned with the mark on the distributor base (1).
    • If the rotor segment is not aligned with the mark, the driven gear teeth and the camshaft have meshed one or more teeth out of alignment.
    • In order to correct this condition, remove and reinstall the distributor.
    8. Fig 4: View Of Distributor Hold Down Bolt
    GM366609Courtesy of GENERAL MOTORS CORP.
RENDER: 1.0x

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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • • You smell fuel, burning insulation, or see smoke.
  • • Brakes feel soft, pull hard to one side, or make grinding noises.
  • • The engine overheats, stalls repeatedly, or misfires under load.
  • • You are missing required tools, torque specs, or safe lifting equipment.
  • • You are not confident in the next step or safety outcome.