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Old 03-16-2017, 02:16 AM   #11
JFP in PA
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Join Date: Feb 2005
Location: It's a kind of magic.....
Posts: 6,273
Quote:
Originally Posted by Lew View Post
The most obvious cause for a hard pedal is simply not enough vacuum. Any brake booster requires a minimum of 18” vacuum to operate efficiently. Anything less than that will contribute to the pedal being harder to push. Check the vacuum hose to the booster.....Could be leaking!
It is not unusual for these cars to collect water in the brake vacuum booster which then rots out the metal vacuum housing.
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