2003 Toyota Corolla Noises

2003 TOYOTA COROLLA
230,000 MILES • 4 CYL • FWD • AUTOMATIC
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SWAZINKOSI
  • MEMBER
  • 1 POST
Loud noise when engine is running. It makes a hissing like noise and gets louder when you accelerate
Oct 5, 2008 at 8:40 AM
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MMPRINCE4000
  • ✓Experienced Mechanic
  • 8,548 POSTS
If the idle is also high, you have a vacuum leak. Some shops have a smoke generator that can pinpoint leaks very quickly.
Oct 6, 2008 at 1:41 AM
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