1997 Ford Explorer vacum leak

167,000 MILES • V8 • AWD • AUTOMATIC
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PAUL FUDALI
  • MEMBER
  • 1 POST
when I start the engine it sounds like an air vacim leak on top and the rpm's go up and down and sometimes the engine stalls.
Mar 4, 2009 at 7:20 AM
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MHPAUTOS
  • ✓Experienced Mechanic
  • 31,937 POSTS
Hi there,

This is sounding like a vacuum leak, start with checking all the vacuum hoses for correct fitting, cracking or damage, also you can use a length of hose as a stethoscope and listen around throttle body, manifold and you may hear the leak, try this first.

Mark (mhpautos)
Mar 4, 2009 at 7:24 AM
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