I have a lt4383 the car is is not starting very well have to put my foot to thr floor to get it started and at idle when I stab throttle it will hesatate and almost die. I all ready put a new tps runs the same in after checking the voltage and acts the same today I unpluged the mass air and it started right up i pluged it backin and cleared the code and run rough

 

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Thank you.