Cadillac Repair Questions? Ask a Mechanic for Answers ASAP
Welcome, I'm Chris (aka Moose).
Just to confirm, #7 compression is good and #7 is also getting spark?
Thanks, ***** ***** coil verify the brown wire and black wires are ground and the pink wire is power.
Unplug the coil and the PCM.
OHM test the coil purple wire to the red wire at pin 34 of the PCM, verify no resistance then at one end of this wire ohm test it to battery power and ground to confirm no continuity. Can you do this, this will check the coil signals.
Use pages 4 and 5 of this diagram https://dl.dropboxusercontent.com/u/90220402/IC5.pdf
If you're confused on what to do now. You have already been charged the full question value. It's now time to compensate the tech that helped you. The only way I can continue to work here and help customers is by getting rated. If you're not pleased yet or plan not to rate me. Let me know so I can help more, close the post, or opt out. Please let me know if you're pleased with my help.