2003 Cadillac Deville Car Idles Lopey Hear Whistle Sound First Starts

2003 CADILLAC DEVILLE
98,000 MILES
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ANONYMOUS
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  • 1 POST
car idles lopey , hear whistle sound when first starts
Nov 27, 2012 at 9:07 AM
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JAY4CARS1
  • MEMBER
  • 34 POSTS
Sounds like theres a vacuum leak on the motor and a large one at that. Open the hood while the motor is running and see if you can hear the noise around the larger vacuum lines like the PCV valve or the brake booster...
Nov 27, 2012 at 9:13 AM
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JACOBANDNICKOLAS
  • ✓Experienced Mechanic
  • 110,248 POSTS
IT does sound like a vacuum leak. Refer to our DIY section for instructions on looking for a vacuum leak.
Nov 27, 2012 at 9:44 AM
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