Mercury Grand Marquis P0443 Code: Meaning, Causes, How To Fix
P0443 is a very common OBD2 code. It’s generic, meaning it has the same definition for the Mercury Grand Marquis as any other vehicle. If your Grand Marquis has this code, it indicates the EVAP purge control valve circuit is malfunctioning. This is typically caused by a short in the wiring to or from … Read more