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Home >> Buick >> 2008 >> Allure CXS >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System & Fuel System - 3.6L - DTC P0335 To DTC P2097 >> DTC P0420 >> Repair Procedures
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Repair Procedures

Perform the Diagnostic Repair Verification after completing the diagnostic procedure.

Catalytic Converter Replacement

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