How can one identify a rear main seal leak before it leads to costly repairs? Signs of a leak include visible oil puddles on the underbody or fresh stains on the driveway. Additionally, low oil levels that …

This, in turn, gives birth to the rear main seal’s nickname as the rear cra… the single most prevalent cause of rear main seal leaks is simple wear and tear. Seals, though relatively hearty, are not designed to last indefinitely. Instead, it is quite normal for an engine’s seals to break down as a vehicle ages and miles accum…