2001 Buick Century Custom 3.1L MIL Lamp on
This vehicle about a year and half ago came in with bad miss fire, replace plugs and wires, unknown how long condition had been happening, approx six months ago came in with lack of power, diagnosed plugged convertor, replaced convertor with economy aftermarke...
Summary posted 3/2/2007
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 29 Replies Received (View Replies)29 Replies Received (Hide Replies)Related Documents & MediaRelated Documents & Media |
Message Closed w/Summary
Vehicle Data2001 Buick Century Custom
Trouble Codes
|
Message Closed w/Summary
Vehicle Data
2001 Buick Century Custom
VIN | 2G4WS52J01 |
Engine | 3.1 L / 6 cyl / GAS |
Trans | 4-speed Automatic (Electronic) |
Delivery | FI / sefi |
Emissions | OBD-II Compliant |
Symptoms | MIL Lamp On |
Occurs | Intermittently |
Trouble Codes
P0420 | Catalyst Efficiency Below Threshold (Bank 1) |