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Home >> Buick >> 1988 >> Reatta >> Repair and Diagnosis >> Brakes >> Traction Control >> Anti-Lock Brake System >> Functional Check >> Chart C2 - Low Brake Fluid Input >> Brake Fluid Level Input
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Brake Fluid Level Input

Circuit No. 33 runs from the fluid level sensor in the reservoir to pin C1 on BCM connector No. 1. The switch is normally closed and opens the circuit between pins "A" and "B" if brake fluid gets low.