i have a problem with my Car it has a noice when u press the gas PEddle. Sometimes it looses power and want idol the mech say my pvc is pluged any 1 no what's wrong? Also when I press the break petal it goes to far I try to install stero but it just smokes could that be the breaks? i went to scol but i didn't lern anythintg this why i write like this be nice this my first post