Hello Everyone..So for the past 6 months since I bought the Car i have been having problems with my idle..Its always fluctating bad rough so I decided last Week to install another used ThrottleBody and Now it Rusn rought at Start up like bad to where its about to die..I dont know if I should put my old one back on because my old one never did that..The problem with my old was was the Idle was Rough at stop but not at Start Ups..Please all the mechanics out there help me..Thank you