
2001 Buick Regal LS 3.8L MIL Lamp on
car came in with no power,cleaned maf,replaced fuel filter{clogged{.did back pressure test and found convertor [...] new convertor obdll [...] came back following week with cat [...] no access to gas analyzer any help would be appreciated. ThankYou Andrew
FIX posted 8/11/2005
![]()
iATN Members:
Login to view full TechHelp request Auto Repair Pros: Join iATN to read this TechHelp request Vehicle Owners: Find a nearby iATN member to repair your vehicle (View Replies)19 Replies Received(Hide Replies)19 Replies Received
|
Message Closed w/FIX
|
VIN | 2G4WB55K11 |
Engine | 3.8 L / 6 cyl / GAS |
Trans | 4-speed Automatic (Electronic) |
Delivery | FI / mpi |
Emissions | OBD-II Compliant |
Symptoms | MIL Lamp On |
Occurs | Not Applicable |
Trouble Codes
P0420 | Catalyst Efficiency Below Threshold (Bank 1) |
Message Closed w/FIX
Vehicle Data
2001 Buick Regal LS
VIN | 2G4WB55K11 |
Engine | 3.8 L / 6 cyl / GAS |
Trans | 4-speed Automatic (Electronic) |
Delivery | FI / mpi |
Emissions | OBD-II Compliant |
Symptoms | MIL Lamp On |
Occurs | Not Applicable |
Trouble Codes
P0420 | Catalyst Efficiency Below Threshold (Bank 1) |