Can anyone help please? I have a 1992 Cadillac Eldorado Touring Coupe with 4.9L engine with 233,000 miles on it. It has JUST started to KNOCK TERRIBLY EVERYTIME I start the engine. After about 5 minutes of running, the knock goes away. The engine DOES NOT overheat. My thoughts are that I am getting water mixed in the oil since I loose water quickly. Here is what my radiator cap looks like:
Here is what my oil cap looks like? I see some white on the cap, but when I look inside the engine or pull the oil dip stick, it all seems fine...
Here is the engine:
I have been told things like a head gasket, leak in a manifold, pull spark plugs to look for water, exhaust leak??? Can anyone please give me more information?? THANKS MUCH!! Marty
Tuesday, January 30th, 2007 AT 10:57 PM