Toyota Motor Sales U.S.A. Inc. has reached a tentative agreement to settle a nationwide class action by Toyota and Lexus owners who complained their car engines were damaged by oil sludge. A federal ...

The oil inside your car's engine can sludge up with neglect and infrequent oil changes. Sludge is a nasty contaminant that can destroy an engine if not given attention, but timely oil changes are a ...

A cracked engine block is generally considered a bad thing for many reasons, but just how can you tell whether or not your ...

Constantly low on oil, getting bad fumes, or is your engine not as peppy as it once was? Your car's engine may be experiencing the dreaded blow-by. The internal combustion engine is a ...