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Home >> Buick >> 2013 >> Verano Premium, Automatic Trans >> Repair and Diagnosis >> External Pages >> Different car >> Section 39 (Power Door Lock System And Release Systems) >> Diagnostic Information and Procedures >> DTC B3618 >> Circuit/System Verification

Circuit/System Verification

WARNING: This page is about a different car, the 2011 Buick Regal. However, it is still accessible from the selected car via links, so may be relevant.

Ignition ON, observe the scan tool Trunk Lid/Liftgate Window Exterior Unlatch Switch parameter while pressing and releasing the S58A rear compartment lid unlatch switch-exterior. The parameter should change between Active and Inactive.