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1996 Chevrolet Blazer 4.3L MIL Lamp on
Vehicle runs fine, no symptoms except that the MIL comes on with in one day of clearing the codes. I am leaning towards a fuel pressure problem, but would like a second opinion due to the expense of a regulator. Fuel pressure readings listed below in test sect...
FIX posted 7/2/2007
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Related Documents & Media | VIN | 1GNDT13W3T |
| Engine | 4.3 L / 6 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | FI |
| Emissions | OBD-II Compliant |
| Symptoms | MIL Lamp On |
| Occurs | Always |
Trouble Codes
| P0134 | Air Fuel Sensor (Bank 1 Sensor 1) Heater System Malfunction |
| P0153 | Air Fuel Sensor (Bank 2 Sensor 1) Slow Response |
| P0171 | Fuel System Too Lean (Bank 1) |
| P0300 | Multiple Misfire Detected |
| P1133 | Heated Oxygen Sensor (Bank 1 Sensor 1) Insufficient Switching |
Message Closed w/FIX
Vehicle Data
1996 Chevrolet Blazer
| VIN | 1GNDT13W3T |
| Engine | 4.3 L / 6 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | FI |
| Emissions | OBD-II Compliant |
| Symptoms | MIL Lamp On |
| Occurs | Always |
Trouble Codes
| P0134 | Air Fuel Sensor (Bank 1 Sensor 1) Heater System Malfunction |
| P0153 | Air Fuel Sensor (Bank 2 Sensor 1) Slow Response |
| P0171 | Fuel System Too Lean (Bank 1) |
| P0300 | Multiple Misfire Detected |
| P1133 | Heated Oxygen Sensor (Bank 1 Sensor 1) Insufficient Switching |
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