My lancer is 94 model...12yrs old na po pero ok parin very nice body paint..well sirs, I think I have no prob.with the aircondition coz its normal and no kinda noise coming but when I turn ON the head lights ayun....dun nagkakaroon ng tricky sound..maybe you are all right sirs, I better check the berrings or those belts..If you have still got some Ideas & advice about maintaining a very good condition of an engine pls let me know...Have a nice day pals.God bless!