GM 3.1 Intake Replacement Won’t Idle Whistling Sound from Throttle Body FIXED

GM 3.1 Intake Replacement Won’t Idle Whistling Sound from Throttle Body FIXED

Replaced my Upper and Lower Intake gaskets and it wouldn’t idle and had a whistling sound. Realized I put the throttle Body Gasket on upside down. Doh! Runs …

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GGGG761 says:

my Nissan truck does this noise and when i reach around 3500 rpm the engine sputters and vibrate the whole truck could it be this did u have similar problems and did this fix it?

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