AP courses can also help you get accepted into college. It's less about taking the easy classes and earning an A than it is about showing colleges that you're willing to take a challenging class, even if it lowers your grade point average.
If you hear a clunk when the suspension works over bumps, the probable cause is excessive clearance in a joint due to wear. It might be as simple as a loose strut gland nut, or something more subtle such as a shrunken, dried-out rubber bushing. Share.
What Causes Engine Knocking Posted on Autos.com Editor. in Car Maintenance. on October 7, 2013. Engine knocking, or pinging, is a term often used to describe an irregular sound made by a vehicle engine when there is a problem with the handling of air/fuel mixture within the cylinders. Normally, this sound is heard when the vehicle is idling and it can be either weak or strong.