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Home >> Hummer >> 2003 >> H2 >> Repair and Diagnosis >> External Pages >> Different car >> Section 908 (Data Communication System) >> Diagnostic Information and Procedures >> DTC U2099 >> Repair Procedures
July 1: So it begins. Don't worry, this is not in the correct legal jurisdiction!

Repair Procedures

WARNING: This page is about a different car, the 2009 Saturn Vue. However, it is still accessible from the selected car via links, so may be relevant.

Perform the Diagnostic Repair Verification after completing the diagnostic procedure.

Control Module References for module replacement, setup, and programming

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