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Home › GMC › 2006 › Envoy 4.2 S, RWD › Repair and Diagnosis › Engine Performance › System › Engine Control System - 4.2L - DTC P0420 To P1682 › DTC P1682 › DTC Descriptor

DTC Descriptor

This diagnostic procedure supports the following DTC:

DTC P1682 Ignition 1 Switch Circuit 2

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