P1847 GMC - 2-3 Shift Solenoid Circuit High Input Voltage
- Faulty 2-3 Shift Solenoid
- 2-3 Shift Solenoid harness is open or shorted
- 2-3 Shift Solenoid circuit poor electrical connection
- Engine Light ON (or Service Engine Soon Warning Light)
P1847 Gmc DescriptionWith the engine runtime over 5 seconds, system voltage from 8-18v, Fuel Cutoff inactive, 2-3 Shift Solenoid commanded on by the Powertrain Control Module (PCM), the PCM detected a continuous short to power on the 2-3 Shift Solenoid feedback circuit for 4.3 seconds.
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