My 92 regal had and I'm sure still has one my 1990 had one my dads 92įirebird 03 gmc Sierra 99 jimmy and 01 blazer have one on them. My f***ing 86 Chevy from Alabama is carbureted and has a f***ing egr on it. Roy every f***ing car built for the USA has an egr on Remove your upstream oxygen sensor and you will notice aboutĥ00-1000 rpm increase. More air entering the engine so by default it is assuming the mass air flow Knows that with the amount the gas pedal is being pressed there should be The computer is throwing a mass air flow sensor code because the computer isĬomparing the throttle position sensor to your mass air flow sensor and it You can't go past 2000 rpm is because your catalytic converter is plugged and Long story short every newer GM has a mass air flow sensor and the reason
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