How do I know weather the front or rear converter is bad?
Jan 2, 2009 at 12:08 PM
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ZACKMAN
✓Experienced Mechanic
4,202 POSTS
Only if after the check engine light is scanned and it gives code for catalyst system malfunction. If your vehicle's check engine light is on, please o to either Autozone or CSK/O'Reilly and have then scan the computer for codes.
Advise us as to the code numbers and descriptions.