unhook a battery cable for about 3 minutes and re-hook.
you have to hook up a special reader to your computer to find out the code.
Usually a problem in the emission control system - have vehicle scanned to determine the problem
Check engine lights come on for several reasons. I own a 98 Monte and my check engine light comes on alot. It could be any thing from a un clipped sensor, fuse, oil needs changed or checked. Take it to Pep Boys or Autozone they check out your check engine light for free.
Check your coolant level...
get the computer scanned to find out what the problem is.
Something may be wrong with the engine, and you might need to check it.
warm up the engine and then check the dipstick toward the back of the motor
The easiest way is to simply unbolt the battery cable for a couple of minutes. However, if you haven't fixed the problem that set the check engine light it will simply come back on again.
The Chevy intermediate sized car the Monte Carlo has been around for a very long time. A person looking for a car built in 1978 would probably have to check used sites or Auto Trader.
have vehicle scanned to determine the problem
I had that issue when I first got my car...check the fuse
battery? starter? voltage drop between the two? Do you have gas? Check for spark.