Put on the brakes I hear a air sound

Tiny
KRONDA
  • MEMBER
  • 2003 FORD EXPEDITION
  • 132,330 MILES
2003 expedition every time I put on the brakes I hear a air sound why is that and the back wind shield wont come on and it makes a sound. Every time I step on the brakes I hear a air sound
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Friday, April 6th, 2012 AT 4:31 AM

1 Reply

Tiny
SATURNTECH9
  • EXPERT
Sounds like a bad brake booster you can use a hand vacuum pump to test it.
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Friday, April 6th, 2012 AT 5:20 AM

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