1986 Pontiac Fiero "red muffler" Questions

...RED AFTER START THE ENGINE, WHAT I HAVE TO DO? That is usually caused by a plugged exhaust system. Either the converter / pre-converter or muffler is plugged. Also check to make sure EGR valve is ...

...red and start burning up. I triple checked the timing, it is idling a bit higher than normal still. I've swapped injectors, replaced them...I did removed the Catalytic converter, it's over 20yrs old ...

On a 2001 Cadillac Eldorado what make the muffler turn red hot ck here.... https://www.ifixit.com/Answers/View/623415/Why+is+my+muffler+glowing+red+hot+starts+right+up+and+seems+to+run

...cat. conv. ran straight pipes to muffler ran good for a month then blew the whole side of muffler apart and exhaust pipes were cherry red over fuelling and valve timing or ignition timing ...

red Are you sure its the muffler....or is it the catalytic converter? It is not normal for wither to get cherry red - this usually means that you have raw fuel being burned in the exhaust stream. This

why does my muffler get red hot Are you sure it the muffler and not the cat converter and if so any is caused by it being clogged

running about half throttle and muffler gets red as blood really hot ,like its flooding I would have the catalytic converter checked for flow. Your local muffler shop should be able to help with this.

...red. muffler is making a pinging/ popping sound inside. had flow checked a muffler shop and it was good. but i dont think they checked it hot and it only happens when hot. he told me right side ...

...red hot. so i thought okay the muffler is clogged from b JUST CUTTING OFF THE MUFFLER BECAUSE IT WAS SHOT. I DO HAVE A THROTTLE POSITION SENSOR CIRCUIT A LOW VOLTAGE. Generally a red converter is a ...

...muffler on it at all. will that cause it no to crank or to die while sittin at a red light? most likely has nothing to do with no mufflers. u prob have bigger more obvious problems if u have to use ...