2010 f150 stx 4.6
#1
2010 f150 stx 4.6
I have a grinding noise when I am into wheel once I shift into four-wheel high it goes away I appear to have vacuum at the end of the line before it goes into the Hulk but it doesn't seem like there's a lot but it's the same on both sides can somebody please help me I bypass the solenoid or actuator and it does not seem to be working