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1992 Chevrolet S10 Blazer Sport 4.3L Excessive Emissions, Poor Idle Quality, Poor Fuel Economy, MIL Lamp on
Oxygen sensor reads 800 mv on DSO while computer reads different. Computer may read 4 mv or read as if the oxygen sensor is OK. Replace sensor three times with the same brand (Delco) Any ideas? Most of the fixes I've read have to deal with the injector assembl...
FIX posted 11/20/2003
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Message Closed w/FIX
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12 Replies Received
Related Documents & Media | VIN | 1GNDT13W5N |
| Engine | 4.3 L / 6 cyl / GAS |
| Trans | 4-speed Automatic |
| Delivery | FI / Vortex |
| Symptoms | Excessive Emissions, Poor Idle Quality, Poor Fuel Economy, MIL Lamp On |
| Occurs | Intermittently |
Trouble Codes
| 13 | Oxygen Sensor |
| 45 | Rich Exhaust |
Message Closed w/FIX
Vehicle Data
1992 Chevrolet S10 Blazer Sport
| VIN | 1GNDT13W5N |
| Engine | 4.3 L / 6 cyl / GAS |
| Trans | 4-speed Automatic |
| Delivery | FI / Vortex |
| Symptoms | Excessive Emissions, Poor Idle Quality, Poor Fuel Economy, MIL Lamp On |
| Occurs | Intermittently |
Trouble Codes
| 13 | Oxygen Sensor |
| 45 | Rich Exhaust |
Video