
2001 Chevrolet Silverado 1500 4.8L MIL Lamp on
I am posting this for a friend that is thinking about a [...] vehicle will set a p0440 code as soon as it runs the evap [...] system appears to hold vacuum as it was tested with a vacuum [...]'t know if the alt codes are related or [...] Gil
Summary posted 7/7/2006
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Message Closed w/Summary
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VIN | 2GCEC19V21 |
Engine | 4.8 L / 8 cyl / GAS |
Trans | 4-speed Automatic (Electronic) |
Delivery | FI |
Emissions | OBD-II Compliant |
Symptoms | MIL Lamp On |
Occurs | Always |
Trouble Codes
P0440 | EVAP System Leak Detected |
P1637 | TCM Internal - EEPROM Performance |
P1638 | TCM Internal - CAN 1 RAM Performance |
Message Closed w/Summary
Vehicle Data
2001 Chevrolet Silverado 1500
VIN | 2GCEC19V21 |
Engine | 4.8 L / 8 cyl / GAS |
Trans | 4-speed Automatic (Electronic) |
Delivery | FI |
Emissions | OBD-II Compliant |
Symptoms | MIL Lamp On |
Occurs | Always |
Trouble Codes
P0440 | EVAP System Leak Detected |
P1637 | TCM Internal - EEPROM Performance |
P1638 | TCM Internal - CAN 1 RAM Performance |