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Removal & Installation (4.6L)

  1. Disconnect negative battery cable. Disconnect connectors at ignition module. See Fig 1. Disconnect spark plug wires from coil pack. Remove coil pack/ignition module assembly. For ignition module location, see COMPONENT LOCATIONS in SYSTEM/COMPONENT TESTS - 4.6L article in this section. Separate ignition coil(s) from ignition module (if possible).
  2. To install, reverse removal procedure. Tighten ignition module mounting bolts/nuts.
Fig 1: Locating Distributorless Ignition Module Components (4.6L)
G94I32100Courtesy of GENERAL MOTORS CORP.
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