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1996 GMC C1500 Sierra SL 5.7L MIL Lamp on
guys, missfire is gone but i keep getting p0430. o2 sensor are working perfectly, which tells me the cat is fine. what am i missing. this is my first p0430 code. help please
FIX posted 3/6/2001
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| VIN | 2GTEC19R5T |
| Engine | 5.7 L / 8 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | FI / cpfi |
| Emissions | OBD-II Compliant |
| Symptoms | MIL Lamp On |
| Occurs | Always |
Trouble Codes
| P0430 | Catalyst Efficiency Below Threshold (Bank 2) |
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Vehicle Data
1996 GMC C1500 Sierra SL
| VIN | 2GTEC19R5T |
| Engine | 5.7 L / 8 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | FI / cpfi |
| Emissions | OBD-II Compliant |
| Symptoms | MIL Lamp On |
| Occurs | Always |
Trouble Codes
| P0430 | Catalyst Efficiency Below Threshold (Bank 2) |
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