https://www.autoblog.com/2016/01/07/symptoms-of-a-bad-or-failing-electronic-spark-control/

Jan 7, 2016 ... One of the first symptoms of a problem with the ignition module are engine performance issues. If the ignition module fails or has any problems ...

https://repairpal.com/ignition-control-module

Apr 26, 2018 ... A faulty ignition control module can cause a number of problems. 1. Check engine light is on: The ECM monitors all parts of the vehicle that ...

https://www.fixmyoldride.com/ignition-module-failure.html

It even covers ignition module failure on the early DIS (Direct Ignition System) found on some of the most popular GM V-6 engines ever built. However, if you're  ...

https://www.youtube.com/watch?v=mDKj19Hnhd0

Sep 18, 2014 ... The tests shown in this video can be used on most ignition coils with ... to test an ignition coil/module with a test light (distributor ignition) - GM.

https://www.doityourself.com/stry/2-symptoms-of-a-deteriorating-ignition-module

However, you can anticipate and prepare for the failure. These tips will help you recognize the two most common symptoms of ignition module failure.

https://www.youtube.com/watch?v=OKCQPlr2k6c

Aug 28, 2008 ... http://www.wellsve.com/ Diagnosis and repair GM Type I ignition system. Learn how to check the coil and replace the module...the right way.

https://itstillruns.com/signs-bad-ignition-module-6827646.html

A vehicle's ignition module controls the timing and functioning of spark plugs. The vehicle's ... A faulty ignition module can cause a vehicle to overheat. The vehicle may run and then ... How to Disable a GM PassLock System · How to Program ...

https://itstillruns.com/test-ignition-control-module-8000853.html

The electronic ignition control module is a solid state "On/Off" switch for the ignition system. The module ... No spark on the plug indicates an ignition problem .

https://easyautodiagnostics.com/gm/4.3L-5.0L-5.7L/how-to-test-the-icm-1

Apr 13, 2009 ... This is one of the easiest GM ignition control modules to test. ... diagnosing and troubleshooting a BAD ignition control module and ignition coil.

https://www.quora.com/What-are-the-symptoms-of-having-a-bad-ignition-control-module

The most common symptom of a bad ignition module is that the .... Also the problem can be caused by failing or poor-quality ignition wires or ...