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Ask Your Question1999 Chevrolet Express 1500
Question: Do I need 2 catalitic converters?
Question
szwankowski, 5.0L V8, Crystal Lake, IL, October 09, 2011, 05:35
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How do you know if the converters are bad?
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Answer #1
raiderron October 09, 2011, 12:43Reply
MasterIf it came with two cats leave them alone. A four gas analyzer at a shop can tell you the efficiency of them. If you have CEL on then have scanned and see what it says. You did not however say in your post you had any problems.
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