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Home >> Chevrolet >> 2002 >> Blazer 4D Utility, 4WD, Part Time >> Repair and Diagnosis >> External Pages >> Different car >> Section 120 (Engine Controls - Removal, Overhaul & Installation - Except Diesel) >> Ignition Systems >> Camshaft Position Sensor >> Removal (4.3L)

Removal (4.3L)

WARNING: This page is about a different car, the 2002 GMC Sierra, 2002 GMC Cab & Chassis Sierra, 2002 Chevrolet Silverado, and 2002 Chevrolet Cab & Chassis Silverado. However, it is still accessible from the selected car via links, so may be relevant.
  1. Turn ignition off. Locate Camshaft Position (CMP) sensor. CMP sensor is located within distributor. See Figure.
  2. Reference mark spark plug wires at distributor cap for reassembly. Slightly twist all spark plug wires and ignition coil wire at distributor cap. Remove all spark plug wires and ignition coil wire at distributor cap by pulling on the wire boot.
  3. Disconnect CMP sensor harness connector. Remove distributor cap retaining screws and distributor cap. Remove distributor rotor retaining screws and distributor rotor.
  4. Align square slot in distributor reluctor wheel with CMP sensor. See Figure. Remove CMP sensor retaining screws and CMP sensor from distributor. See Figure.
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