Where Is the Crankcase Breather Filter on a 1991 Ford F-150?

Answer Ford's 1991 F-150 series vehicles come equipped with a positive crankcase ventilation system that returns blow-by gases from the crankcase back into the intake airstream to be burned off as part of... Read More »

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How to Change the Air Filter on a 1991 Ford Escort?

The 1991 Ford Escort uses a standard paper air filter, which is easily accessible in the engine bay. While Ford recommends using genuine Motorcraft replacement parts, a number of aftermarket substi... Read More »

How to Replace a Transmission Filter on a 1991 Ford Escort GT?

In 1991, the Ford Escort underwent a fairly drastic overhaul, eliminating the old boxy-style body in favor of one that mimicked the popular Ford Taurus. Ford also offered the 1991 Escort in a GT mo... Read More »

How to Change the Fuel Filter on a 1991 Ford Explorer?

If you haven't changed the fuel filter on your 1991 Ford Explorer in a while, odds are you're experiencing poor fuel economy, possible rough idling and, in extreme cases, stalling and no-start cond... Read More »

What Does a Breather Filter Do on a Honda?

Breather filters help prevent problems in engines related to excess carbon buildup. They do this by helping release some of the exhaust fumes recycled back into an engine through EGR systems.