OEM 2004 Cadillac Seville Ignition Coil

2004 Cadillac Seville Ignition Coil Parts and Q&A

• Q: How to replace the ignition coil for Bank 2 on 2004 Cadillac Seville?

  A: The replacement of Bank 2's ignition coil starts with removing the fuel injector sight shield followed by the upper tiller panel as needed for direct access to each coil. Remove the ignition coil cover from the cam cover and disconnect the wiring harness of the coil under repair by removing its retaining bolt and then gently extracting the entire coil assembly. Begin by disconnecting the main coil wiring harness at the cam cover and then remove each coil assembly bolt and stud before extracting the ignition coil assembly. When installing the ignition coil assembly make sure the spark plug seals are correctly positioned before proceeding with installation which requires following step one by step two and then using a torque wrench to tighten ignition coil assembly retaining bolts and studs to 10 Nm (89 lb in). When installing the ignition coil connect the main coil wiring harness to the cam cover space ensuring proper spark plug seal alignment before installing the retaining bolt and tightening it to 10 Nm (89 lb in). Following these steps complete the installation by inserting the ignition coil electrical connector then install the ignition coil cover onto the cam cover before reinstalling the upper filler panel and placing the fuel injector sight shield.