Buick Workshop Service and Repair Manuals > Skylark V6-173 2.8L VIN X 2-bbl (1984) > Transmission and Drivetrain | Transmission Control Systems | Sensors and Switches - Transmission and Drivetrain | Sensors and Switches - A/T | Transmission Position Switch/Sensor, A/T | Component Information | Description and Operation | Park/Neutral Switch

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Transmission Position Switch/Sensor: Description and Operation
3RD and/or 4TH Gear Switch

Switches--mounted in the transmission--are closed unless the transmission is shifted into the relative gear.

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