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1991 Chevrolet C1500 Silverado 5.7L Hesitation, Misfire
This is my own truck here. It will run fine in town, but as soon as you take it on the highway, it will buck or hesitate. The MIL will soon illuminate with a code 44. While monitoring data, I noticed the Block Learn at 170-172 and the Intigrator at 160. I don'...
FIX posted 9/5/2011
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Message Closed w/FIX
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Related Documents & Media | VIN | 2GCEC19K1M |
| Engine | 5.7 L / 8 cyl / GAS |
| Trans | 4-speed Automatic |
| Delivery | Fuel Injection |
| Symptoms | Hesitation, Misfire |
| Occurs | Cruise |
| Misc. | Extended Cab |
Trouble Codes
| 44 | Oxygen Sensor Reads Lean |
Message Closed w/FIX
Vehicle Data
1991 Chevrolet C1500 Silverado
| VIN | 2GCEC19K1M |
| Engine | 5.7 L / 8 cyl / GAS |
| Trans | 4-speed Automatic |
| Delivery | Fuel Injection |
| Symptoms | Hesitation, Misfire |
| Occurs | Cruise |
| Misc. | Extended Cab |
Trouble Codes
| 44 | Oxygen Sensor Reads Lean |
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