The Check Engine Light comes on when an error code is sent to the Car's Central Computer. Take it to a servicer who can download the code and tell you what's wrong. It could be any one of a thousand things wrong.
Yes
There are pages and pages of things that can cause a check engine light. You need to have it checked with a scantool. Then the code can be diagnosed and repaired.
The engine in a 1993 grand marquis is a 4.6 litre/281 cubic inch.
Check the engine end of the upper radiator hose
Have vehicle scanned to determine the problem
how to replace starter on 2000 mercury grand marquis
how to changing engine coolant on a 1993 mercury grand marquis gs.
Thousands of things. Take it to a mechanic who has a scanner and they can tell you what the problem is.
Bank 2 is the drivers side of the engine in a 2000 Mercury Grand Marquis
That is one of hundreds of possibilities. See related questions below.
8 engine cylinders in a V8 engine
A bad starter can cause a Mercury Grand Marquis to not start. A bad alternator or a problem with the security system can be the cause for the car not starting.