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2000 Mercury Grand Marquis LS 4.6L HVAC
Posted to Ford HVAC on 1/20/2009 5 Replies

Wondering if anyone has run into this before. This car has an intermittent whistle noise, sounds like maybe a vacuum leak, you can only hear it from inside the vehicle with the A/C on auto or vent, if I put it in defrost or floor mode it goes away and the nois...

5 Replies Received (View Replies)

  Related Documents & Media  2000 Mercury Grand Marquis LS

 
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car Vehicle Data

2000 Mercury Grand Marquis LS

VIN 2MEFM75W3Y
Engine4.6 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI
AffectedHVAC
ConditionsWhistle Noise
Message Closed

car Vehicle Data

2000 Mercury Grand Marquis LS

VIN 2MEFM75W3Y
Engine4.6 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI
AffectedHVAC
ConditionsWhistle Noise