My 2001 Saturn SL2 will not start. The car will

You can use the Fortin SL2. Here is the link to the installation guide: http://ifar.ca/download/4701/passlock-sl2-v2_installation_guide.rev-e.pdf

Blue smoke is usually bad rings. But in the meantime, try changing your oil, see if that helps.

Replace battery, check fuses.

Guessing there may be two issues. One might be "burning and arching" of the fuse box. My 1999 SL2 would periodically not even make a noise to turn over and that fixed that. It also had issues that some electrical components wouldn't work at the same time.

well easiest way is to tape the old key near the ignition

without key you need to essentially re wire the ignition and under the hood arround the computer controlls and power supply

SOUNDS LIKE YOUR CATALYTIC CONVERTER IS DYING

Next time this happens reach down behind the intake manifold and give the starter a wack with a wrench..It might be on the way out......

There are only a few things left, check the radiator or send it to a radiator shop to see if it is clogged, if its fine then it should be the water pump. What is the condition of the antifreeze? If it has been neglected the passage ways in the motor and heads could be clogged.

Fuse box inside car front of console.Burnt terminal in front 68way connector,you will most likey need a used fus box,terminal will be o.k.hope this helps

check the crankshaft sensor