We don't have a lot of Mercury Cougar engine problems on file — feel free to add yours here. The most common Cougar engine problems cost $2,600 to fix & occur at 63,000 miles. Click on a year below.

Worst Engine Problems
threw a rod 1999 Mercury Cougar
intake manifold cracked 1996 Mercury Cougar
oil leaks from transmission axle seal 1999 Mercury Cougar