BMW 740i Problem Report

BMW 740i Engine Oil Leaks

(18 reports)

Engine oil leaks commonly develop from both valve cover gaskets, intake manifold, and PCV plate after about 60,000 miles.

Valve cover leak -
Be sure to replace the bushing around the drain plug when doing an oil change. The dealer where I bought my car was in a panic over the big oil leak my car had. I tood them I would take the risk at $6K. The new bushing came with the filter and cured the problem. They said they had their serive department look it over and it was nothing more than a power steering hose. HA! -
Replaced valve cover gaskets -
car sits running and suddenly oil is draining on ground -
i tink ihave same problem the only cost me. 500.00 to fix bot now the transmission have problem to. with only 115000 mileage the 3'' geer stayse on. sorry i not have inglese scool -
the car has leaks valve gaskets and somewhere else in lower engine...I havent done anything except topping off the oil and listening to my mechanic tell me what it would cost -
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