Location of coolant temperature sensor on a 2003 Mercury Grand Marquis?Read more: Location_of_coolant_temperature_sensor_on_a_2003_Mercury_Grand_Marquis
The thread on cap on the engine coolant reservoir is the " radiator cap " on a 1995 Mercury Grand Marquis
On a 1997 Mercury Grand Marquis : The thread on cap on the engine coolant reservoir is the 16 PSI pressure cap / radiator cap
because you have a bad head gasket and oil and coolant are getting into the combustion chamber from the passages.
Mercury Marquis was created in 1967.
replace keypad Mercury Marquis?
You probably have a bad head gasket on your engine.
1993 mercury marquis
Mercury Grand Marquis was created in 1983.
According to the 2003 Mercury Grand Marquis Owner Guide : It came from the factory with a 50 / 50 mix of distilled water and Motorcraft Premium Gold Engine Coolant ( that's YELLOW color , meeting Ford specification WSS-M97B51-A1 )
On a 1997 Mercury Grand Marquis : The thread on cap on the engine coolant reservoir is your 16 PSI pressure cap / radiator cap
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