Electra Park Avenue V6-231 3.8L VIN 3 FI (1988)
Transmission Position Switch/Sensor: Description and Operation
The park/neutral switch indicates to the ECM when the transmission is in park or neutral. This information is used by the ECM for ignition timing,
IAC operation and Torque Converter Clutch (TCC) operation. Do not drive vehicle with park/neutral switch disconnected, as idle quality may be
affected.
