P189c gmc gmc yukon. Repair Information for P189C GMC code.
- P189c gmc gmc yukon Released April 30, 2021 Revised August 11, 2021 – Added the 2022 Model Year and the Chevrolet Camaro, Suburban, Tahoe and GMC Yukon Models. Revised January 06, 2023 - Added RPO MHS to Transmission column and updated the Involved Region or Country section. Learn what Transmission Range Command Message Performance means, location and how to repair? This code indicates that there is a problem with the communication between the transmission control module and the engine control module, specifically related to the transmission range command message. This means that there is a problem with the communication between the transmission control module and other related components in the vehicle. Get the P189C GMC code diagnosed by a professional: Find a repair shop in your area. P189C/006300 - Function Restriction due to Insufficient Pressure Build-Up Possible Symptoms. Unable to complete Basic Settings, fault will not clear from Transmission Control Module. What Is the P189C Code? ** The P189C diagnostic trouble code refers to "Transmission Range Command Message Performance. The most common symptom is the Engine Light being ON or the Service Engine Soon Warning Light. The P189C GMC code indicates a transmission range command message performance issue. Repair Information for P189C GMC code. . The P189C GMC code indicates a transmission range command message performance issue. GM bulletins are intended for use by professional technicians, NOTa "do-it-yourselfer". The automobile fault code P189C indicates a problem with the Transmission Control Module (TCM). The cause of this fault code can be a faulty TCM, an open or shorted TCM harness, or a poor electrical connection in the TCM circuit. " This code indicates that there is a performance issue with the transmission range command message being sent to the vehicle's computer system. rmky sbsfs ioxeevi igrgrzz qjvye ldh kexzkr jih aumveh ssikk