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Trans. Range

Range Park/Reverse/Neutral/Overdrive/Drive 3/Drive 2/Low/Invalid: The scan tool displays the decoded position of the transmission range switch PRNDL inputs. This information is then sent by UART serial data to the Instrument Panel Cluster (IPC) to be displayed to the operator on the IPC. If a valid combination of inputs is not seen by the PCM, Invalid will be displayed.