Though thought I'd answered earlier. I'd soak the mechanism in a cheap automatic fluid. Using a soft toothbrush to clean the mechanism up. Once clean take apart the mech and clean everything in the autofluid but it back together relube and see what happens.
At a guess you are in the US.
Though thought I'd answered earlier. I'd soak the mechanism in a cheap automatic fluid. Using a soft toothbrush to clean the mechanism up. Once clean take apart the mech and clean everything in the autofluid but it back together relube and see what happens.