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1999 Chevrolet Blazer 4.3L MIL Lamp on, P0420
This ought to be a "no brainer", but since I never saw any data from the oe cat, I'm not sure where to go from here. My customer told me the installer told her he didn't think it was the cat due to its' ( good ? ) condition, but he replaced it anyway with the ...
FIX posted 11/16/2005
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Message Closed w/FIX
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Related Documents & Media | VIN | 1GNDT13W0X |
| Engine | 4.3 L / 6 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | FI |
| Emissions | OBD-II Compliant |
| Symptoms | MIL Lamp on, P0420 |
| Misc. | Calibration # 09374012 |
Trouble Codes
| P0420 | Catalyst Efficiency Below Threshold (Bank 1) |
Message Closed w/FIX
Vehicle Data
1999 Chevrolet Blazer
| VIN | 1GNDT13W0X |
| Engine | 4.3 L / 6 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | FI |
| Emissions | OBD-II Compliant |
| Symptoms | MIL Lamp on, P0420 |
| Misc. | Calibration # 09374012 |
Trouble Codes
| P0420 | Catalyst Efficiency Below Threshold (Bank 1) |
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