Even after repairing the main vacuum line in my HVAC controls I still had the problem that under prolonged acceleration, the vents would loose vacuum and switch to the Defrost setting. This problem is often caused when someone deletes the vacuum bottle behind the front bumper. However, my bottle is still in place behind the stock bumper.
I studied the vacuum diagram and saw there is a check valve where the source connects to the intake manifold. I tested mine by blowing through it. I could easily blow both ways so the check valve is bad.
Rebuilding parking brake assembly on 2009 Ford F250
When I bought my F250 the parking brake did not hold. Since this is an automatic, it is no normally a problem. However, when trying to hook up a trailer the little bit of roll from placing the truck in park can be enough to let the hitch move out of alignment.
I assumed the brake just needed adjustment. When I could not find the adjuster, I decided
to pull the drum off and see what was going on. What I found shocked me. There were no parking brake shoes, springs or
anything! It looks like the backing
plate rusted out and someone just removed all the parts rather than make the
The ABS light came on after my trip to Royal Blue. I did not have any clue as to why.
I bought a Bluetooth OBDII dongle and got the free FordSys app. Torque would not give me the ABS codes. The FordSys app did. There was a warning that the app might not work with the cheap dongle but this one worked fine.
When I bought my F250 the TPMS light was on. However, when I got it home and filled the
tires to correct pressure the light went away.
But after about a month it was back on again. I checked all the tires and they were the
correct pressure. I looked in the
glovebox for the TPMS relearn tool, but it was not included in the stuff left