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Home >> GMC >> 2003 >> Safari Van Cargo, AWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 1042 (Engine Controls Diagnosis - 4.8L, 5.3L, & 6.0L (DTCS P0141 To P0446)) >> Diagnosis >> DTC P0420 or P0430 (With HP2) >> DTC Descriptors

DTC Descriptors

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This diagnostic procedure supports the following DTCs:

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