I went to a muffler shop and was charged $225 for parts and labor
There are two. One on the exhaust manifold and one just after the catalytic converter. If in doubt replace both. www.trailvoy.com Trailblazer enthusiasts forum
Brown and Brown in Mesa Arizona is charging me $1300.00 to replace the catalytic converter and fuel filter.
It might be the catalytic converter has overheated and had the honeycomb inside melt together.
Perhaps a loose baffle in muffler Perhaps loose heat shield on catalytic converter
There is 1 before and 1 after the catalytic converter.
If a catalytic converter is indeed bad, it's far more cost-effective to replace it rather than try to repair it
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The catalytic converter is found in the exhaust system between the engine and the muffler.
replace the catalytic converter
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Yes