P0440 Buick -

Question

donde esta ubicada la valvula de purga y cuantos sensores tienen que ver con la emision de gases ya cambie la tapa de gasolina

Answer 1

Hi there

This code means there is an issue with the emissions system. The computer cannot determine the part with the problem. Here is a list of possible causes.

P0440 BUICK - Evaporative Emission System

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