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2004 Chevrolet Silverado 2500 HD 6.0L MIL Lamp on
fleet vehicle keeps returning with ses light on for p0446. first time replaced vent valve due to clogged with dirt. Vehicle returned with same issue ( valve clogged with dirt) found tsb for vehicle driven in dusty enviroments. Relocated vent valve with updated...
FIX posted 10/24/2007
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Message Closed w/FIX
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3 Replies Received
3 Replies Received
Related Documents & Media | VIN | 1GCHC29U84 |
| Engine | 6.0 L / 8 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | FI |
| Emissions | OBD-II Compliant |
| Symptoms | MIL Lamp On |
| Occurs | Intermittently |
Trouble Codes
| P0446 | EVAP Vent Control System Performance |
Message Closed w/FIX
Vehicle Data
2004 Chevrolet Silverado 2500 HD
| VIN | 1GCHC29U84 |
| Engine | 6.0 L / 8 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | FI |
| Emissions | OBD-II Compliant |
| Symptoms | MIL Lamp On |
| Occurs | Intermittently |
Trouble Codes
| P0446 | EVAP Vent Control System Performance |
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