Mod.valvekit PCA, PCB 5R55N OS

Mod.valvekit PCA, PCB 5R55N OS Valve Plug Spring Symptoms: Burnt Forward clutch Burnt intermediate band Delayed Forward Delayed Reverse High line pressure Low line pressure Pressure control out-of-range codes Cause: Bore wear results in reduced feed pressure to overdrive, intermediate or low/reverse servos or the coast clutch. Correction: Refurbish the valve bore and install the Sonnax oversized valve kit to restore proper hydraulic function and prevent future leakage. This Sonnax kit works in either modulator valve location. F-56947J-TL49