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Old 09-23-2013, 08:29 AM
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JimN JimN is offline
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Join Date: Jul 2004
Posts: 13,052
Originally Posted by skitilldark View Post
I haven't bought the coil or ECM yet so I am definitely interested in GM sourced parts. Any idea on how to identify the GM numbers for the LTR? I want to try your idea and replace that 1/4 coil pack because I think that will solve it. Maybe I can avoid the ECM altogether.
Isn't the part number on the coil pack?

Google for info about how to test the IC module, too.
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