
1996 Chevrolet Blazer 4.3L Excessive Emissions, Poor Idle Quality, Surge
I am looking for some help with this fuel system. Running very rich at idle and off idle. When I first check fuel preasre it was right at 53-55 and would bleed off slowly when stopped. I cleared codes nd was only able to confirm the multi cly misfire. i suspec...
FIX posted 4/21/2010
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VIN | 1GNDT13W3T |
Engine | 4.3 L / 6 cyl / GAS |
Trans | 4-speed Automatic (Electronic) |
Delivery | Fuel Injection |
Emissions | OBD-II Compliant |
Symptoms | Excessive Emissions, Poor Idle Quality, Surge |
Occurs | Hot |
Trouble Codes
P0102 | Mass Airflow Sensor Circuit Low Voltage |
P0147 | Heated Oxygen Sensor (Bank 1 Sensor 3) Heater Circuit Malfunction |
P0155 | Heated Oxygen Sensor (Bank 2 Sensor 1) Heater Circuit Malfunction |
P0300 | Multiple Misfire Detected |
P0440 | EVAP System Leak Detected |
Message Closed w/FIX
Vehicle Data
1996 Chevrolet Blazer
VIN | 1GNDT13W3T |
Engine | 4.3 L / 6 cyl / GAS |
Trans | 4-speed Automatic (Electronic) |
Delivery | Fuel Injection |
Emissions | OBD-II Compliant |
Symptoms | Excessive Emissions, Poor Idle Quality, Surge |
Occurs | Hot |
Trouble Codes
P0102 | Mass Airflow Sensor Circuit Low Voltage |
P0147 | Heated Oxygen Sensor (Bank 1 Sensor 3) Heater Circuit Malfunction |
P0155 | Heated Oxygen Sensor (Bank 2 Sensor 1) Heater Circuit Malfunction |
P0300 | Multiple Misfire Detected |
P0440 | EVAP System Leak Detected |