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Chevrolet
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2009
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Traverse LTZ, AWD
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Repair and Diagnosis
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Engine Performance
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System
›
Engine Control System & Fuel System - 3.6L - DTC P0192 To DTC P0629
›
DTC P0420 or P0430
›
DTC Descriptors
DTC Descriptors
DTC P0420
Catalyst System Low Efficiency Bank 1
DTC P0430
Catalyst System Low Efficiency Bank 2