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Home >> GMC >> 2013 >> Cutaway 6.6L Eng VIN L >> Repair and Diagnosis >> Engine Performance >> System >> Data Communication System >> Diagnostic Information And Procedures >> DTC B1004 >> Repair Instructions
July 1: So it begins. Don't worry, this is not in the correct legal jurisdiction!

Repair Instructions

Perform the Diagnostic Repair Verification after completing the diagnostic procedure.

Control Module References for control module replacement, setup, and programming

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