Originally Posted by kenai
I just had my 97 4runner put through emissions and it passed but i am noticing a rattling noise as i rev the engine and it sounds like its coming from the cat converter. This happened on my 94 dodge ram so i put a new one in and the rattle was gone. Anyone else have this problem with their 4runners? I don't want to replace a working converter but the rattle is kinda trashy sounding.
I have exactly the same ting on my 1996 4Runner.
I have been like that for at least a year and about 10K miles.
Besides trashy sound I have no other side effects.