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Home >> Hummer >> 2008 >> H2 4D Utility Wagon >> Repair and Diagnosis >> External Pages >> Different car >> Section 172 (Lighting Systems) >> Diagnostic Information & Procedures >> DTC B2540 >> Action Taken When the DTC Sets

Action Taken When the DTC Sets

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When DTC B2540 is present, the rear fog lamps will not operate when the park lamps are ON and the rear fog lamp switch is active.