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Home >> Buick >> 2012 >> LaCrosse Touring >> Repair and Diagnosis >> External Pages >> Different car >> Section 169 (Keyless Entry System And Remote Functions) >> Diagnostic Information and Procedures >> DTC B097B >> Circuit/System Verification
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Circuit/System Verification

WARNING: This page is about a different car, the 2010 Buick LaCrosse. However, it is still accessible from the selected car via links, so may be relevant.

Without the brake pedal applied, push the ignition mode switch button twice. Observe the operation of the ignition mode switch LED's. The amber LED should light after the first button push and the green LED should light after the second button push. The engine should not crank and the ignition mode should be run.

With the brake pedal applied, push the ignition mode switch once. Observe the operation of the ignition mode switch LED's. The green LED should light after one button push. The engine will crank.

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