Re: Lost Communication with fuel Pump.
If you cant communicate with the fpcm with the tech 2 scanner. check power and ground to the module and test the data line with an ohm meter for continuity. If all 3 are good you need a fpcm. Private messages not working right now.
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1987 Jeep YJ 403hp sbc 653hp on NOS
1998 Chev Z71
2007 Chev Trailblazer SS
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