1999 Chevrolet Silverado 1500 Q&A
1999 Chevrolet Silverado 1500 Question: where is the purge valve
under the hood in the engine compartment. what is the problem you have?? Roy - mastertech6371
valve is located under intake manifold cover, front, behind throttle body on top of intake manifold. easy replacement for around $40. - RLWISE56
Service Engine light came on and the code was P0440, I think.
Is the valve sensing vacuum or pressure when it runs? Does the ECM turn the purge on or does the purge just notify the ECM when it is running? Any idea where to look first in troubleshooting the pu...
I know what the part looks like & that it has to do with the gas tank. Cannot find where it is - hopefully I do not have to pull gas tank ! Thanks Tom Mc
i need help installing this part for my truck !