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ZZDaryl
ZZDaryl, Chevy Technician
Category: Chevy
Satisfied Customers: 12549
Experience:  28 year experience, Master Mechanic
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CHEVY TRUCK: CHEVY TRUCK 2000 CODE PO430 CATALYC SYSTEM EFFICIENCY

Resolved Question:

CHEVY TRUCK 2000 CODE PO430 CATALYC SYSTEM EFFICIENCY OPERATIHG BELLOW THRESHOLD (BANK 2) HOW DO I FIX MY PROBLEM
Submitted: 7 years ago.
Category: Chevy
Expert:  ZZDaryl replied 7 years ago.
Typically with this code the converter is bad and needs to be replaced.
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