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2000 Buick LeSabre Custom 3.8L P0420
vehicle originally came with no power and check engine light on. replaced catalytic converter because it was plugged. replaced o2 sensors because slow reaction, ran on the rich side. returned a couple times for dieing problem replaced crank sensor. came back a...
FIX posted 3/13/2008
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Related Documents & Media | VIN | 1G4HR54KIY |
| Engine | 3.8 L / 6 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | FI |
| Emissions | OBD-II Compliant |
| Symptoms | P0420 |
Trouble Codes
| P0420 | Catalyst Efficiency Below Threshold (Bank 1) |
Message Closed w/FIX
Vehicle Data
2000 Buick LeSabre Custom
| VIN | 1G4HR54KIY |
| Engine | 3.8 L / 6 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | FI |
| Emissions | OBD-II Compliant |
| Symptoms | P0420 |
Trouble Codes
| P0420 | Catalyst Efficiency Below Threshold (Bank 1) |
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