If the 2000 Cavalier has no lights an will not start, there is an electrical issue. Check the battery, alternator, and the wiring from the battery all the way to the starter to find the problem.
car will not start
have you checked your fuses?
check the fuse box for a blown fuse.
why could there be black smoke coming out my 2000 calalier
stater or silanoid
car sometimes will not start up right
Simple, buy a new starter.
Check the brake switch at the pedal.
what does a bcm in a 2000 cavalier control
will 2001 2.2 cavalier interchange engine parts with a 2000 cavalier
I had that issue with my Cavalier and it turned out to be a fuel pump problem. I would check with your local mechanic.
first Turn on your lights then push the button that is located next tothe brightness control(left hand side). You know when the fog lights are on when a red light turns on on the button.