Infiniti QX4 Problem Report

Infiniti QX4 Front Catalytic Converters are Prone to Cracking

(5 reports)

Front catalytic converters are prone to cracking along the seams of the converter itself. Most repair shops can successfully weld the seems to prevent exhaust leakage.

Check engine light came on right after picking up car from dealer for recall repairs. Looked up diagnostic code which said it needs catalytic system repairs -
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