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Home >> Pontiac >> 1981 >> Phoenix Base, 2D Coupe, 2.5L Eng VIN 5, Standard Trans >> Repair and Diagnosis >> Engine Performance >> Engine Control Systems >> Computer Command Control >> Operation >> Data Sensors >> High Gear Switch
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High Gear Switch

The high gear switch is mounted on 4-speed automatic transmission (Model 200-4R). This switch opens when transmission has shifted into high gear and closes under any other condition. High gear switch information is used for emission controls.