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Home >> Cadillac >> 1999 >> Catera V6-3.0L VIN R >> Repair and Diagnosis >> Powertrain Management >> Computers and Control Systems >> Testing and Inspection >> Scan Tool Testing and Procedures >> Scan Tool Data Definitions - Powertrain Systems >> Park/Neutral Switch
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Park/Neutral Switch

(P-N/R-D-L)
The P/N switch position is sent to the ECM from the TCM. This parameter indicates the position of the gear selector based on the signal received by the ECM.
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