Need to know where to locate the ECM and the PCM in a 2003 Buick Regal
Asked by blaketanton Jul 15, 2015 at 08:48 PM about the 2003 Buick Regal
Question type: Maintenance & Repair
2 Answers
mywifelikeslint answered 8 years ago
My 2001 the pcm is in the air filter box behind and below the filter.
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How do you get it out??
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