2001 Chevrolet Silverado "catalytic converter problems" Questions

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...Catalytic converter can repair itself through miles of driving with a well tuned engine.  But it may be damaged beyond repair and needs to be replaced after the engine is tuned up.  Time ...

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Question about Chevrolet Silverado

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...catalytic converter / exhaust pipe Retarded spark timing The oxygen sensors in front and behind the converter are reporting too similar of readings Possible Solutions Some suggested steps for ...

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Question about Chevrolet Silverado

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...catalytic converter is not working properly (is not as efficient as the factory is expecting). Replacing the oxygen (O2) sensors may sometimes fix the code, but in most cases the catalytic convert ...

Question about Chevrolet Silverado

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...it's sat for a while, I have to let the engine heat up or, more accurately what i presume is the catalytic converters need to heat up before I can take off down the road like normal. If i don't

...noise gets louder. there is no loss of performance. check power steering pump .check fluid level. Back pressure from a clogged catalytic converter can also cause this problem. possable vacume

Question about Chevrolet Silverado

1 Answer

...catalytic converters cut off because they were stopped up. It is running really rich like its not firing on all cylinders. Can you give me some tips to point me in the right direction? Vacuum leak, ...

Question about Chevrolet Silverado

2 Answers

...catalytic converter(s)Stuck/blocked EGR valve / passagesFaulty camshaft position sensorDefective computerPossible Solutions: If there are no symptoms, the simplest thing to do is to reset the ...

Question about Chevrolet Silverado

3 Answers

...Catalytic converter has rusted off some of the heat shields mounts go underneath the truck and see if you can wiggle the heat shield, if it does thats your problem, This if it's a tinny sounding ...

...catalytic converter and see if it runs ok if it does then you either have a plugged cat or muffler. To much back pressure on the engine will not allow it to draw fuel into the cylinders and fire the ...

...Catalytic converter is clogged or out of medium. Replace it. ACTUAL DIAGNOSTIC: Fault Code Definition Code P0422 indicates that the Bank 1 Main Catalytic Converter's emissions efficiency has fallen ...

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