1996 Chevrolet Blazer 4.3L MIL Lamp on
Have a 96 blazer 4.3 liter. Need some insight from the GM techs out there. Keeps setting p0143 for post cat o2 low voltage. The truck has the correct catalytic converter and the correct rear o2 sensor. Sometimes it takes 2 days for the code to return, but it a...
FIX posted 9/22/2012
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Message Closed w/FIX
Vehicle Data1996 Chevrolet Blazer
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Message Closed w/FIX
Vehicle Data
1996 Chevrolet Blazer
VIN | [No VIN Available] |
Engine | 4.3 L / 6 cyl / GAS |
Trans | 4-speed Automatic (Electronic) |
Delivery | Fuel Injection |
Emissions | OBD-II Compliant |
Symptoms | MIL Lamp On |
Occurs | Always |