Two problems related to transmission solenoid have been reported for the 2014 GMC Sierra 1500. The most recently reported issues are listed below. Please also check out the statistics and reliability analysis of the 2014 GMC Sierra 1500 based on all problems reported for the 2014 Sierra 1500.
The engine light stayed on after the truck had an oil change at the dealershiptechnician checked and found oil pressure control valve solenoid circuit open technician scan for codes and DC tcpo6 da is snap technician performed system test and measure the resistant of the oil pressure controls solenoid at x15 for the solenoid and the internal harness read open technician removed the oil pan and found the solenoid connection has been disconnected which was not properly assembled at the manufacture and technician also discovered transmission lines leaking.
My 2014 GMC sierra pressure control solenoid went bad. Took it to knight automotive, inc. , in plattsburgh, NY for repair. After repair I drove home only to be told by bill delord GMC in lebanon, OH - and boercherding GMC in cincinnati, that the entire transmission was destroyed. Knight put my family at risk by improperly repairing my vehicle.