Questions & Answers for: GMC Sierra purge tank

...purge/vent valve that is hanging up in the evap system. The reset switch is not the answer... Each truck has a vapor recovery unit that collects the gasoline vapors from the tank and then, the next ...

...on FTP sensor signal wire Bad FTP sensor Abnormally high pressure in fuel tank due to blockage in EVAP purge hoses or overfilled tank Loose/damaged FTP sensor connector Loss of ground to the ...

...purge solenoid ,egr and map sensor.egr engine code 32 doesnt come up any more,idles better changed plugs , wires ,cap ,rotor. checked egr valve by depressing rubber when idling ,no change indle when ...

...tank vapor lines clogged disconnected purge valve vapor line clogged damaged disconnected.purge or vent solenoid power circuit is open check fuse the charcoal canister could be loaded with fuel. you ...

how do I replace the purge canister on 2000 GMC sierra 5.3 with the code PO446 Located front of gas tank I think you mean vent valve? its slides on that bracket poor design

...purge solenoid for the EVAP system ! evaporative emission system. An there is a vent solenoid , a fuel tank pressure (FTP) sensor. The evaporative emission (EVAP) control system limits fuel vapors ...

tank presure sensor to have low voltage Low voltage where ? Power feed to the sensor ? Trouble code that says circuit voltage low . An how low ? Are you checking voltage with DMM - digital multi-meter