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1999 Chevrolet C3500 7.4L Excessive Emissions
Thanks in advance for any help. This truck came in for a smog inspection. Failed as a gross polluter for hc at idle. Engine runs good, no misfires. Could not find anything that jumped out at me. At idle the short term fuel trim is right around 0 both banks, go...
Summary posted 12/30/2005
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Related Documents & Media | VIN | 1GCDC5TTTV |
| Engine | 7.4 L / 8 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | FI / pfi |
| Emissions | OBD-II Compliant |
| Symptoms | Excessive Emissions |
| Occurs | Idle |
Trouble Codes
| P0125 | Engine Coolant Temperature Sensor Slow Response |
| P0175 | Fuel System Too Lean (Bank 2) |
| P0338 | Crankshaft Position Sensor Voltage Too High |
| P1153 | Heated Oxygen Sensor (Bank 2 Sensor 1) Insufficient Switching |
Message Closed w/Summary
Vehicle Data
1999 Chevrolet C3500
| VIN | 1GCDC5TTTV |
| Engine | 7.4 L / 8 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | FI / pfi |
| Emissions | OBD-II Compliant |
| Symptoms | Excessive Emissions |
| Occurs | Idle |
Trouble Codes
| P0125 | Engine Coolant Temperature Sensor Slow Response |
| P0175 | Fuel System Too Lean (Bank 2) |
| P0338 | Crankshaft Position Sensor Voltage Too High |
| P1153 | Heated Oxygen Sensor (Bank 2 Sensor 1) Insufficient Switching |
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