OBDII Code List > P0746 GMC
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P0746 GMC
P0746 GMC - Pressure Control Solenoid Performance or Stuck Off
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Possible causes
- Faulty line pressure solenoid valve
- Line pressure solenoid valve harness or connectors
- Line pressure solenoid valve circuit is open or shorted
- Low transmission fluid level
- Dirty transmission fluid
- Line pressure solenoid valve harness or connectors
- Line pressure solenoid valve circuit is open or shorted
- Low transmission fluid level
- Dirty transmission fluid
When is the code detected?
The gear required by the Engine Control Module (ECM) does not match the actual gear when driving
Symptoms
- Engine Light ON (or Service Engine Soon Warning Light)
- Transmission shift shock
- Transmission shift shock
P0746 GMC Description
The line pressure solenoid valve regulates the oil pump discharge pressure to suit the driving condition in response to a signal sent from the Transmission Control Module (TCM).
GMC Technical Service Bulletins for P0746 code
2001 GMC SIERRA POWER TRAIN:AUTOMATIC TRANSMISSION Details
2002 GMC SIERRA POWER TRAIN:AUTOMATIC TRANSMISSION Details
2003 GMC SIERRA POWER TRAIN:AUTOMATIC TRANSMISSION Details
2004 GMC SIERRA POWER TRAIN:AUTOMATIC TRANSMISSION Details
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