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Home >> GMC >> 2012 >> Yukon Base, RWD >> Repair and Diagnosis (Single Page) >> Accessories & Equipment >> Anti-Theft Systems >> Power Door Lock System And Release Systems >> Diagnostic Information and Procedures >> Liftgate Motor Clutch Malfunction - DTC B396B >> Diagnostic Aids

Diagnostic Aids

NOTE:

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

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

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