× Auto Repair Pros Member Benefits TechHelp Knowledge Base Forums Resources My iATN Marketplace Chat Pricing About Us Join Industry Sponsors Video Members Only Repair Shops Auto Pro Careers Auto Pro Reviews
Join Now
International Automotive Technicians Network
2004 Mercury Grand Marquis LS 4.6L Air Distribution
Posted to Ford HVAC on 3/30/2007 8 Replies

Have a '04 Grand Marquis that upon acceleration air does not come out of the a/c vents, it switches to defroster ducts. Checked all vacuum hoses and lines, tested vac reservoir canister, all good. Even checked check valve as per Alldata test requirements. Inst...

8 Replies Received (View Replies)

  Related Documents & Media  2004 Mercury Grand Marquis LS

 
Message Closed

car Vehicle Data

2004 Mercury Grand Marquis LS

VIN 2MEFM75W94
Engine4.6 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI
AffectedAir Distribution
ConditionsInop on Acceleration
Message Closed

car Vehicle Data

2004 Mercury Grand Marquis LS

VIN 2MEFM75W94
Engine4.6 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI
AffectedAir Distribution
ConditionsInop on Acceleration