Help us help you. By posting the year, make, model and engine near the beginning of your help request, followed by the symptoms (no start, high idle, misfire etc.) Along with any prevalent Diagnostic Trouble Codes, aka DTCs, other forum members will be able to help you get to a solution more quickly and easily!
It was just a case of someone reusing a really nasty exhaust gasket. I don't know, maybe some customers would rather have their car back on time than have it done right. The gasket was nowhere to be found in this town.
No more leaks. No more having that shop do work for me.
"I'll never know it all but I'm willing to settle for knowing where to find the answer!"