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Home >> Hummer >> 2008 >> H2 4D Utility Wagon >> Repair and Diagnosis >> External Pages >> Different car >> Section 192 (Door Lock Systems & Door Handles) >> Diagnostic Information and Procedures >> DTC B153F >> Diagnostic Aids

Diagnostic Aids

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IMPORTANT: Before testing can be performed the liftgate must be opened. Refer to Opening the Liftgate Without Electrical Power  for the appropriate procedure.

Whenever the LGM loses power or is disconnected, the ignition must be cycled OFF then ON in order to reactivate the LGM.