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1993 Chevrolet K2500 5.7L Poor Idle Quality, Surge, LOW POWER
I systematically unplugged Map,IAC,EST,O2 sensor only when the O2 was unplugged and fixed at .45 volts would the vehicle smooth out and run ok. O2 voltage afer initial warmup and after closed loop is fixed at 1.10 volts vehicle is not running rich I pulled...
FIX posted 8/6/1999
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Message Closed
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| VIN | 1GCK24K7PE |
| Engine | 5.7 L / 8 cyl |
| Emissions | FED |
| Symptoms | Poor Idle Quality, Surge, Low Power |
| Occurs | Hot, on Accel, Idle |
| Misc. | 4L80e Trans |
Trouble Codes
| 45 | rich exhaust |
Message Closed
Vehicle Data
1993 Chevrolet K2500
| VIN | 1GCK24K7PE |
| Engine | 5.7 L / 8 cyl |
| Emissions | FED |
| Symptoms | Poor Idle Quality, Surge, Low Power |
| Occurs | Hot, on Accel, Idle |
| Misc. | 4L80e Trans |
Trouble Codes
| 45 | rich exhaust |
Video