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Home >> GMC >> 1991 >> Value Van 7.4 N >> Repair and Diagnosis >> External Pages >> Different car >> Section 107 (Instrument Panel - C/K Series Pickups) >> Component Tests >> Check Gages Light Testing & Diagnosis >> Light Always On

Light Always On

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Check for inoperative coolant temperature and oil pressure gauge circuits. Replace coolant temperature and/or oil pressure gauge if necessary. If coolant temperature and oil pressure gauges and circuits are okay, replace defective instrument cluster.

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