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Home >> Hummer >> 2010 >> H3T Base, Standard >> Repair and Diagnosis >> External Pages >> Different car >> Section 20 (Engine Control System & Fuel System - 3.7L - Repair Instructions) >> Repair Instructions >> Ignition Coil Replacement >> Removal Procedure

Removal Procedure

WARNING: This page is about a different car, the 2010 GMC Canyon and 2010 Chevrolet Colorado. However, it is still accessible from the selected car via links, so may be relevant.
    Fig 1: View Of Engine Ignition Coil Wiring Harness Electrical Connectors
    GM1765152Courtesy of GENERAL MOTORS CORP.
  1. Remove the air cleaner resonator and outlet duct. Refer to Air Cleaner Resonator and Outlet Duct Replacement .
  2. Disconnect the engine wiring harness electrical connectors from the ignition coils.
    3. Fig 2: View Of Ignition Coil
    GM1765150Courtesy of GENERAL MOTORS CORP.
  3. Remove the ignition coil bolts.
  4. Remove the ignition coils from the camshaft cover.
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