GMC P1815: TFP Manual Valve Position Switch Circuit Malfunction
Is your scanner showing GMC P1815?
No worries. We'll show you what it means and how to deal with it.
GMC P1815: TFP Manual Valve Position Switch Circuit Malfunction
OVERVIEWWhat Does The GMC P1815 Code Mean?
No VSS DTCs P0502 or P0503. The transmission OSS is less than 250 RPM. The engine speed is in transition from 0 RPM to greater than 625 RPM.
Recommended Parts
Below are some recommended auto parts to help you address the trouble code affecting your vehicle and get it running smoothly again:
>>> WORKPRO 582-piece Crimp Terminals, Wire Connectors, Heat Shrink Tube, Electrical Repair Kit
>>> INNOVA 5210
Note: During the purchasing process, please check carefully whether the part you want to buy fits your car!
Reference Sources
Technical Service Bulletin PIP5094 for P1815 – General Motors
