popping noise when cold under load

[GhettoPop]

Originally Posted by Unit 5302

Sounds like a bad fuel injector to me. If it is, you'll likely experience the problem getting worse and starting to happen even when the engine is warm. By the way, a hard backfire is capable of destroying the catalytic converter, but I'm guessing what you have is a

"bunk ba bunk bunk" sound. Once the backfire is done, the car pulls hard?

yes, pulls hard after. like i said, only occasional happens when car is very cold for a few minutes at low rpm's. dunno bout the fuel injector, i had this same problem last winter and it was gone in summer now has come back. its just a little annoying, i can live with it but wanna try to fix it. hesitation and popping sounds at low rpm's when cold, especially when you step on the gas. goes away in a few minutes. also, i dont have cats