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XfireZ51 · 05-20-2012

I think Scottfab has a good suggestion. Sticking throttle. Once motor is shut off, throttle plate returns to stop because vacuum no longer applied to it keeping it slightly open. Check out the TB.

05-20-2012	#8
XfireZ51 Join Date: May 2007 Location: Chicagoland, IL Posts: 9,686	Re: Unusual fast idle condition I think Scottfab has a good suggestion. Sticking throttle. Once motor is shut off, throttle plate returns to stop because vacuum no longer applied to it keeping it slightly open. Check out the TB.