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Home >> Buick >> 1992 >> Century Custom, 4D Sedan, 2.5 R >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls - System/Component Tests >> Wiring Diagrams

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Wiring Diagrams

Fig 1: ECM Wiring Diagram (2.5L VIN R)

G92J05851

Fig 2: ECM Wiring Diagram (3.3L VIN N)

G92E05858

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