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It's 1 cylinder on either bank, so when I get home from work tonight, I'll be checking resistance on the ground circuit of all injectors with ignition on, then rechecking whilst the engine is loaded up and missing

I did a comp test and all come back good. I tested all injector wiring with a noid light and cylinders 2 and 3 the noid light goes dim and solid when it's under load, after doing some research, I've found that is cause by either a break in the ground circuit of those injectors, or the drivers...

Running a VZ 5.7, bought a whole running, driving wreck for a donor car. No codes come up, it’s only cylinder 2&3 missing under load Plugs, leads, coils and injectors have all been changed, miss is still there in both cylinders

Hey guys, I’ve just finished converting my VZ Calais from V6 to V8, and it now has a miss on cylinders 2&3 under acceleration. Dash loom, engine loom, bcm, pcm, pim all replaced. Plugs, leads and coils have been changed, injectors have been checked. Happens around 1400RPM then smooths out...