Thread: 2002 5.3 DBW issues
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Old 09-16-2015, 09:47 AM   #10
t-tung
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Join Date: Nov 2014
Location: Corpus Christi, Texas
Posts: 97
Re: 2002 5.3 DBW issues
Purple wire from PCM gets power with foot off brake. Yellow wire from PCM get power with brake pedal depressed. Both per PSI wiring diagrams for the harness and brake light switch
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