I got a popping noise coming from my exhaust on my 1998 ford explorer on 1998 Ford Explorer

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It does it when the truck is at idle and when im stopped at a light
(1) Answer
(3) Comments
Sound like its getting hot. How does it run? Does the exhaust smell like bad eggs? Might need a cat but those usually only go bad due to other issues.
There can still be pending codes. try to get it scanned. other than that you may need to just crawl under it and see if you can see whats popping.