2004 Mercedes-Benz C240 4MATIC Q&A
2004 Mercedes-Benz C240 4MATIC Question: What can this issue be?
check your fluids. if you have low coolant or oil that could be your engine knocking. - brokenoldcar
A repetitive clicking noise from behind the center area of the dash panel is usually caused by a broken stepper motor actuating arm. The actuating arm controls the direction of air flow in the clim...