2002 Buick Lesabre Evap Canister Location. A vapor canister purge valve is a component of the evaporative emission control system and its main function is to bring those stored vapors into the engine from the charcoal canister. Yes i got 1998 buick lesabre check engine light come on code po440 i change the gas cap already and the engine light come back with the same code.
Buick LeSabre P0440 OBDII Code Symptoms. Used Cars New Cars Financing Car Values Sell My Car. The EVAP system captures all fuel vapors from the fuel tank and sends them to the engines intake manifold.
Its really easy to replace.
Where is the crank sensor located at. There is a vacuum line that connects the intake manifold with the charcoal canister that contains the fuel vapors. Buick Lesabre 3800 v-6. The P0442 code means that the control module has detected a small leak in the Evaporative Emission EVAP.
