1999 Chevrolet Astro 4.3L Excessive Emissions, MIL Lamp on
This vehicle have a issue for emissions it will not set the cat monitor to run for some reason it will not run is there something that im missing with this p0146 code ?.
FIX posted 6/27/2011
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Message Closed w/FIX
Vehicle Data1999 Chevrolet Astro
Trouble Codes
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Message Closed w/FIX
Vehicle Data
1999 Chevrolet Astro
VIN | 1GNDM19W7X |
Engine | 4.3 L / 6 cyl / GAS |
Trans | 4-speed Automatic (Electronic) |
Delivery | Fuel Injection |
Emissions | OBD-II Compliant |
Symptoms | Excessive Emissions, MIL Lamp On |
Occurs | Hot, Under Load |
Trouble Codes
P0146 | Heated Oxygen Sensor (Bank 1 Sensor 3) Insufficient Activity |