× 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
2003 Buick Park Avenue 3.8L Exhaust
Posted to GM Engine on 12/18/2009 22 Replies

Customer complaint is when starting there's a loud humming noise which sounds like muffler is bad too me it sounds like exhaust is rubbing/humming in car but not all the time will go days without almost as if you have an exhaust hanger tight to the car Runs fi...

22 Replies Received (View Replies)

  Related Documents & Media  2003 Buick Park Avenue

 
Message Closed w/Summary

car Vehicle Data

2003 Buick Park Avenue

VIN 1G4CW54K33
Engine3.8 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI
AffectedExhaust
Misc.Exhaust
Message Closed w/Summary

car Vehicle Data

2003 Buick Park Avenue

VIN 1G4CW54K33
Engine3.8 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI
AffectedExhaust
Misc.Exhaust