Cadillac Catera 1997 Questions

Right now the S light is flashing. My check engine light is on and bc of this I cannot pass inspection.
I have looked and looked online here, 12 hours today to be

gas fumes coming out of the tail pipe of my 1997 cadillac catera

compressor hose need replacing on my 2001 cadillac catera.

cadillac catera/ exlaust oder inside of auto

I have the same problem, but it seems to be better in cooler weather (below 80 degrees outside). Also, if I let it sit for a few days, it runs fine for a few days then starts up. I know my muffler is bad, so the catalytic converter may be having

1997 cadillac catera windshield wipers stop working....i checked the fuses and they are good...so what could it be??????they were working fine and then while traveling down the road while it was raining...they just stopped working!!!!!

i can floor my gas pedal and my car wouldnt go anywhere took it to the shop and they said it was the electric accelerator but they cant find it anywhere does anyone know where i could purchase one from