chevrolet Workshop Repair Guides

Chevrolet Workshop Service and Repair Manuals

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Instrument Panel - Rattle or Buzz on Driver's Side|Page 741 > < Instrument Panel - Rattle or Buzz on Driver's Side

Celebrity V6-173 2.8L (1989)

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Transmission Position Switch/Sensor: Description and Operation

Park/Neutral Switch (Auto. Trans)

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 (IAC) operation, EGR and Canister Purge operation as well as transmission Torque Converter Clutch (TCC) operation. 
DO NOT drive the vehicle with the PARK/NEUTRAL switch disconnected, since idle quality may be affected.

Instrument Panel - Rattle or Buzz on Driver's Side|Page 741 > < Instrument Panel - Rattle or Buzz on Driver's Side