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EVAP leaking Testing
Posted to Technical Discussion Forum on 7/16/2017 29 Replies

Anybody ever come across this? [2004 Chevrolet Silverado 2500, Emissions Video] Checking the EVAP for leaks (P0442). Not the purge valve, nor the vent valve, nor the filler pipe. No smoke observed, but I could kind of smell it under the tank. Lots of corrosion... Login to read more.

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car Vehicle Data

2004 Chevrolet Silverado 2500 6.0L

Engine6.0 L
Trans4-speed Automatic (Electronic)

car Vehicle Data

2004 Chevrolet Silverado 2500 6.0L

Engine6.0 L
Trans4-speed Automatic (Electronic)