Ok another prob with my Z!! Appears to b running very rich , above the exhaust the bumper is sooty black !! anyone know any common problems with them, sensor or something?? if give car a fairly good rev u can c the black haze from exhaust!! :( :( :( :( :( :(
Ok another prob with my Z!! Appears to b running very rich , above the exhaust the bumper is sooty black !! anyone know any common problems with them, sensor or something?? if give car a fairly good rev u can c the black haze from exhaust!! :( :( :( :( :( :(