92 gmc code 54 help please
heavyduty282003
08-09-2009, 05:48 PM
hi have 92 gmc 5.7 liter 4x4 truck, my truck is throwing code 54 which is fuel pump realy, does any one know if that means I need to replace the fuel pump or does it have a bad wire some where, I have already changed fuel pump realy switch.....
Thanks..
Thanks..
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