2007 peterbilt fan will not shut off
12-17-2021, (Subject: 2007 peterbilt fan will not shut off ) 
Post: #1
2007 peterbilt fan will not shut off
working on a 2007 peterbilt with a isx 871. the fan is on all the time. at the OEM ecm connector its only putting 9 volts to the fan solenoid. all the A/C stuff tests out good. no breaks in the wires. Could it be a bad ECM ?
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2007 peterbilt fan will not shut off - hct5 - 12-17-2021



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