i just installed my new motor into my 96, cranked fine after install then turned it off to get a froathy beverage got into it and cranked her back up well she was bucking bad started to check fuel injectors pulled the harness off each one well got to #6 no change ,check resistance in the injector ,injector fine checked the harness nothing no resistance at all ,where the harness plugs into the passenger side is it possable to damage the pins in the plug or is it a bad ground or ECM.