Mercury Grand Marquis Fault Codes
You can find common Mercury Grand Marquis fault codes on this page that when clicked take you to a detailed description.
You can also type in the fault code you are getting below to find a more detailed description.
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Mercury Grand Marquis Recalls
When a car manufacturer detects a problem with a model they put out a recall notice and more often than not offer to fix the problem free of charge.
You can check to see if your Mercury Grand Marquis has any recall notices on our sister site AutoRecalls.co, sorted by model year.
View Mercury Grand Marquis Recalls ยปCommon Grand Marquis Fault Codes
These are the most common Grand Marquis fault codes that people are searching for.
P0128
Coolant Thermostat (Coolant Temp Below Thermostat Regulating Temperature)
Learn More FixesP0106
Manifold Absolute Pressure/Barometric Pressure Circuit Range/Performance Problem
Learn More FixesP0449
Evaporative Emission Control System Vent Valve/Solenoid Circuit Malfunction
Learn More Fixes