Syclone V6-262 4.3L Turbo (1991)
Transmission Position Switch/Sensor: Description and Operation
Park/Neutral Switch
The Park/Neutral switch indicates to the computer when the transmission is in park or neutral. This information is used by the computer for ignition
timing, Idle Air Control operation, and transmission Torque Converter Clutch (TCC) operation. Do not drive the vehicle with the Park/Neutral switch
disconnected, since idle quality may be affected.
