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1999 Chevrolet Silverado 1500 5.3L MIL Lamp on
Posted to GM Driveability on 10/5/2001 15 Replies

I need help from some brilliant GM tech out there. I work on Fords and I'm not familiar with this system. The vehicle has a P0440. The only description I can find is "evap system". The dealer has cleared the code and told customer "the gas tank won't hold pres...

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  Related Documents & Media  1999 Chevrolet Silverado 1500

 
Message Closed w/FIX

car Vehicle Data

1999 Chevrolet Silverado 1500

VIN 1GCEK19T7X
Engine5.3 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI / SEFI
EmissionsOBD-II Compliant
SymptomsMIL Lamp On

Trouble Codes

P0440EVAP System Leak Detected
Message Closed w/FIX

car Vehicle Data

1999 Chevrolet Silverado 1500

VIN 1GCEK19T7X
Engine5.3 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI / SEFI
EmissionsOBD-II Compliant
SymptomsMIL Lamp On

Trouble Codes

P0440EVAP System Leak Detected