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Pcm/bcm

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Lucy Rahmlow

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Discussion Starter • #1 •
i have a 2005 cobalt will crank but will not start.. tech 2 code u2100 failure.. no other codes.. how do I get the tech 2 to link the pcm to bcm again? reprogram/communicate.. or should I just get a junk pair with my pcm number?
 
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Lucy Rahmlow
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