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. ... If you notice these symptoms, get your car checked out right away.

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 ... stop producing a spark. There are several signs that indicate an ignition module is bad. ... How to Disable a GM PassLock System · How to Program ...

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

Discover symptoms associated with failing ignition control modules and how to ... The original equipment GM ignition control module can go a long way before it ... When the second generation modules go bad the vehicle starts up and runs ...

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

A failing ignition module is the equivalent of your car's computer crashing. ... If the light is blank or constant, the module is bad. Before you attempt to replace the ...

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

Lots of answers talking about misfiring, rough running etc. I've never seen a module do this and believe it is extremely unlikely. I certainly ...

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

Apr 13, 2009 ... Page 1 of 3 : How to Test the GM Ignition Control Module (1995-2005). Symptoms of a BAD Ignition Module and Ignition Coil. Basic Operating ...

https://easyautodiagnostics.com/gm/3.1L-3.4L/testing-the-ignition-module-and-crank-sensor-1

Apr 13, 2009 ... Symptoms of a BAD Ignition Control Module or Crank Sensor. What Tools ... How To Test The Ignition Coil Packs (GM 3.1L, 3.4L). If you need to ...

https://www.youtube.com/watch?v=0MCiwR9FCHM

Feb 28, 2013 ... Got the part yesterday, and installed it today. FIXED!

https://www.youtube.com/watch?v=NHOZsMIoX5g

Oct 27, 2013 ... If your GM car is stumbling at WOT, or appears to be "missing" it could be your ignition control module. I was replacing parts left and right (car ...