Low Pitched Whistle noise coming from ECM

1997 DODGE CARAVAN
162,000 MILES
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RWYGANT
  • MEMBER
  • 1 POST
Low pitched whistle noise coming from ECM, just had a complete tuneup plugs, wires, rotor, distributor, and pcv also checked for any vacuum leaks there were none put ear right above ECM next to battery and behind driver side headlight and whistle noise def coming from the ECM. Problem with ECM cropping up?
Apr 20, 2013 at 1:15 AM
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ASEMASTER6371
  • ✓Experienced Mechanic
  • 52,796 POSTS
yes as there should be no noise at all from the pcm

Roy
Apr 20, 2013 at 1:53 AM
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