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2004 Chevrolet Express 3500 6.0L Poor Idle Quality
Vehicle idles at 2900 rpm. Oxygen sensor readings appear normal but smoke tested vacuum system and found no leaks. TPS voltage normal and smooth. Removed throttle body and IAC pintle was pulled all the way back(open). Replaced throttle body with a used one(inc...
FIX posted 5/31/2012
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Message Closed w/FIX
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4 Replies Received
Related Documents & Media | VIN | 1GCHG39U54 |
| Engine | 6.0 L / 8 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | Fuel Injection |
| Emissions | OBD-II Compliant |
| Symptoms | Poor Idle Quality |
| Occurs | Always |
Trouble Codes
| P0507 | Idle Speed Control System Higher Than Expected |
Message Closed w/FIX
Vehicle Data
2004 Chevrolet Express 3500
| VIN | 1GCHG39U54 |
| Engine | 6.0 L / 8 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | Fuel Injection |
| Emissions | OBD-II Compliant |
| Symptoms | Poor Idle Quality |
| Occurs | Always |
Trouble Codes
| P0507 | Idle Speed Control System Higher Than Expected |
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