1990 Mercury Grand Marquis "check engine" Questions

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Question about Mercury Grand Marquis

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Check engine light came on. Checked all fluid levels, found low oil. Added oil and need to reset check engine light low oil would normally set off an individual warning.. either way when You topped ...

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Question about Mercury Grand Marquis

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check engine light, and engine temp gauge drops. Otherwise car is running well. If the thermostat is stuck open, the engine temperature will drop and set a fault code indicating that the engine is not

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Question about Mercury Grand Marquis

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...Check Engine Light problem, the DTCs are retrieved and the appropriate troubleshooting information is followed in order to determine the problem.The Four Most Common Check Engine Light Scenarios and ...

Question about Mercury Grand Marquis

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Check engine light My check engine light comes on when Im driving. I haven't noticed a change in the handling when this occurs but wanted to know if I should be looking for something in particular. ...

Question about Mercury Grand Marquis

1 Answer

...engine? Check your fuel components. Check fuel pump fuse or relay, check the fuel filter. Engine pressure check will let you know if it is a fuel problem. It could be the fuel injectors. If it is not ...

Question about Mercury Grand Marquis

1 Answer

...diff pinion. see if you can push it up in the diff housing. check for rear engine mount rubber broken. Try to lift up the tranny. Next check for a broken engine mount on the left side of the

...engine. you have 2 posoble solutions,first thing to check is the thermostat housing at back of engin,if not there then look espesialy at the heater hoses going throu the fire wall to the inside ...

...check engine light flashes 98 mercury the engine had been misfiring so we replaced all the spark plugs and then the ignition coil on the #1 cylinder. so the engine quit running like ****, but now ...

Question about Mercury Grand Marquis

1 Answer

Check Engine Light Code 332 What does code 332 mean when the Check Engine Light comes on for a 1994 Mercury Grand Marquis? Is there a list of all of the codes and reasons that would cause the Check ...

Question about Mercury Grand Marquis

1 Answer

...check engine light came on and my car started sputtering. it sputters at idle and low rpms. at higher rpms it sounds/feels normal. if i keep the car at a constant speed the engine does it more, and ...

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