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Home >> GMC >> 2011 >> Savana Special 4.8 A >> Repair and Diagnosis >> Engine Performance >> System >> Data Communications System >> Diagnostic Information And Procedures >> DTC B1004 >> Circuit/System Verification

Circuit/System Verification

Verify that DTC B1004 is not set.

If the DTC is set, perform the setup procedure on the applicable control module, if the DTC resets replace the module.

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