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Home >> Cadillac >> 2018 >> XTS Livery >> Repair and Diagnosis >> Engine Mechanical >> Blowers, Superchargers & Turbochargers >> Engine Controls And Fuel - 3.6L (LFX LF3) - Repair Instructions >> Repair Instructions >> Ignition Coil Replacement - Bank 1 (LF3) >> Installation Procedure

Installation Procedure

  1. GM3331827Courtesy of GENERAL MOTORS COMPANY

    Install the ignition coil (s) (2).

  2. CAUTION:

    Refer to Fastener Caution .

  3. Install the ignition coil bolt (s) (1).

    Tighten 

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

  4. GM3331830Courtesy of GENERAL MOTORS COMPANY

    Connect the engine wiring harness electrical connector (s) (1) to the ignition coil (s) (2).

  5. For cylinder number 3 coil replacement, connect the charge air cooler inlet pipe (right) to the charge air cooler cover. Refer to Charge Air Cooler Inlet Pipe Replacement - Right Side (LF3) .
  6. For cylinder number 1 coil replacement, connect the charge air bypass valve-right side LF3 to the charge air cooler inlet pipe right LF3. Refer to Charge Air Bypass Valve Replacement - Right Side (LF3) .
  7. Install the air cleaner outlet resonator-LF3. Refer to Air Cleaner Outlet Resonator Replacement (LF3) .