please help
danimal55
02-19-2003, 08:59 PM
i am new be gentle on me. i have a 93 blazer s-10 4.3 vortec. it is running rough and has stinky exhaust. i believe it is the catylist converter. any input would be helpful. i am at my wits end.
Shortbus
03-05-2003, 08:41 AM
The only way to be sure if your exhaust is restricted from the cat is to have a backpressure test done on it.
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