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Diagnostic Aids

WARNING: This page is about a different car, the 1997 Buick Regal and 1997 Buick Century. However, it is still accessible from the selected car via links, so may be relevant.

The following conditions may cause an intermittent: Intermittent short to voltage or open in circuit No. 80 (Light Green wire); intermittent open in circuit No. 1550 (Black wire); poor connections; internal short to voltage or open in BCM; or intermittent open in G203.

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