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Home >> GMC >> 2017 >> Acadia SL >> Repair and Diagnosis >> External Pages >> Different car >> Section 19 (Data Communication System - Diagnostic Information And Procedures) >> Diagnostic Information and Procedures >> DTC U0400 - U05FF: Control Module >> DTC Descriptor

DTC Descriptor

WARNING: This page is about a different car, the 2016 Cadillac ATS. However, it is still accessible from the selected car via links, so may be relevant.

Refer to Control Module U Code List .

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