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Home >> Cadillac >> 2010 >> DTS 4.6 9 >> Repair and Diagnosis >> Engine Performance >> Engine Control Systems >> Engine Control System & Fuel System - 4.6L - Repair Instructions - >> Repair Instructions >> Ignition Coil Replacement - Bank 1 >> Installation Procedure

Installation Procedure

    Fig 1: Ignition Coil Assembly Bolts
    GM1672632Courtesy of GENERAL MOTORS CORP.
  1. If servicing the ignition coil assembly, perform the following steps, if servicing an individual ignition coil proceed to step 6.
  2. Install the ignition coil assembly.
  3. CAUTION: Refer to Fastener Caution .
  4. Install the ignition coil assembly bolts.

    Tighten:  Tighten the bolts to 10 N.m (89 lb in).

  5. Fig 2: Fuel Injector Sight Shield Studs
    GM1672634Courtesy of GENERAL MOTORS CORP.
  6. Install the fuel injector sight shield studs.

    Tighten:  Tighten the studs to 10 N.m (89 lb in).

  7. Fig 3: Locating Engine Harness Electrical Connectors
    GM1662118Courtesy of GENERAL MOTORS CORP.
  8. Connect the engine harness electrical connector (4) to the ignition coil assembly.
  9. Fig 4: Identifying Ignition Coil, Electrical Connector & Bolt
    GM1672555Courtesy of GENERAL MOTORS CORP.
  10. Install the ignition coil (2), as required.
  11. Install the individual ignition coil bolt (1), as required.

    Tighten:  Tighten the bolt to 10 N.m (89 lb in).

  12. Connect the individual ignition coil electrical connector (3), as required.
  13. Install both of the fuel injector sight shields. Refer to Fuel Injector Sight Shield Replacement .