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1999 Chevrolet Silverado 1500 5.3L MIL Lamp on
Vehicle came with MIL light on. Codes were extracted and code PO449-(Evap Emission Sys Vent Cntrl Ckt Problem). On the off chance the gas cap was faulty, we replaced the cap and cleared the code. The code returned. We don't have the ability to do any diagnosti...
Summary posted 3/4/2003
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Related Documents & Media | VIN | 1GCEK19T4X |
| Engine | 5.3 L / 8 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | FI |
| Emissions | OBD-II Compliant |
| Symptoms | MIL Lamp On |
| Occurs | Always |
Trouble Codes
| P0449 | PCM Internal Fault |
Message Closed w/Summary
Vehicle Data
1999 Chevrolet Silverado 1500
| VIN | 1GCEK19T4X |
| Engine | 5.3 L / 8 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | FI |
| Emissions | OBD-II Compliant |
| Symptoms | MIL Lamp On |
| Occurs | Always |
Trouble Codes
| P0449 | PCM Internal Fault |
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