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HOMESERVICE MANUALSCHEVROLET2001C3500 HD 8.1 G, AUTOMATICREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 1739 (ENGINE CONTROLS - 4.3L - REPAIR INSTRUCTIONS)REPAIR INSTRUCTIONSIGNITION COIL REPLACEMENTREMOVAL PROCEDURE
2001 Chevrolet C3500 HD 8.1 G, Automatic

Removal Procedure

2001 Chevrolet C3500 HD 8.1 G, AutomaticSECTION Removal Procedure
WARNING: This page is about a different car, the 2001 GMC Sierra and 2001 Chevrolet Silverado. However, it is still accessible from the selected car via links, so may be relevant.
    Fig 1: Locating Air Cleaner Outlet Retaining Nut
    GM35885Courtesy of GENERAL MOTORS COMPANY
  1. Remove the air cleaner outlet resonator (2) and nut (1). Refer to Air Cleaner Outlet Resonator Replacement .
  2. Disconnect the electrical connectors.
  3. Remove the ignition coil wire to the distributor.
    4. Fig 2: View Of Accelerator Cable Bracket
    GM398027Courtesy of GENERAL MOTORS COMPANY
  4. Remove the accelerator cable bracket. Refer to Throttle Body Assembly Replacement .
    5. Fig 3: View Of Ignition Coil, Bracket & Studs
    GM31466Courtesy of GENERAL MOTORS COMPANY
  5. Remove the studs holding the bracket and the ignition coil to the intake manifold.
  6. Remove the bracket and the ignition coil.
  7. Drill and punch out the two rivets holding the ignition coil to the bracket.
  8. Remove the ignition coil from the bracket.
RENDER: 1.0x

NO RELATED

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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.