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Brake booster going bad or??

Posted By: SattyNoCar

Brake booster going bad or?? - 07/31/17 02:29 AM


'93 Dakota, V6, 170K+ miles.

Had a panic situation yesterday where I had to quickly stab the brakes (at 70 MPH)....

It sounded like I stepped on a whoppie cushion and the pedal went hard. The truck made no motions like the brakes actually engaged. eek

Fortunately I had an 'out' and was able to avoid the reason for the brake stab.

Applied normally, the brakes make no noise and seem to function properly.

A few times since then, I have stabbed the brakes again just to see if it would happen again, and it does. I hear either a whoppie cushion kind of noise or just a loud whoosh. Doesn't matter what speed.

shruggy
Posted By: RapidRobert

Re: Brake booster going bad or?? - 07/31/17 03:41 AM

yes it sure sounds like classic booster/check valve issue.
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