× 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
2000 Buick Regal GS 3.8L Excessive Emissions
Posted to GM Driveability on 11/4/2009 10 Replies

We replace the cat converter twice ,we flush the radiator and we replace the thermostat making no difference, we ran the vehicle on the dyno , with the gas analyzer connected , then we externally activate the EGR valve and we saw the NOX coming down . However ...

10 Replies Received (View Replies)

  Related Documents & Media  2000 Buick Regal GS

 
Message Closed w/FIX

car Vehicle Data

2000 Buick Regal GS

VIN 2G4WF5514Y
Engine3.8 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI
EmissionsOBD-II Compliant
SymptomsExcessive Emissions
OccursAlways
Misc.Supercharged
Message Closed w/FIX

car Vehicle Data

2000 Buick Regal GS

VIN 2G4WF5514Y
Engine3.8 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI
EmissionsOBD-II Compliant
SymptomsExcessive Emissions
OccursAlways
Misc.Supercharged