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Home >> Buick >> 2013 >> Verano Premium, Automatic Trans >> Repair and Diagnosis >> External Pages >> Different car >> Section 164 (Power Door Lock System And Release Systems) >> Diagnostic Information and Procedures >> DTC B3849 >> Circuit/System Verification

Circuit/System Verification

WARNING: This page is about a different car, the 2012 Buick Regal. However, it is still accessible from the selected car via links, so may be relevant.

Ignition ON, observe the scan tool keyless entry control module Exterior Driver Door Handle Switch parameter while pulling and releasing the driver door handle. The parameter should change between Active and Inactive each time the handle is pulled and released.