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E-350 Super Duty

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Question
Window switch broken
Hello. This could be solved simply by replacing the window switch. However, it is also possible that there may be a problem with the window motor or regulator. I would suggest you have a certified technician, like one from YourMechanic,...
Question
Heater stops working during idling
Hello. I recommend checking the operation of the thermostat to ensure it opens and closes at the proper temperature. You also could have some air in your cooling system causing the heating system to blow cold at inappropriate times. To...
Question
Changing the rear heating valve
Hello. The heater valve should be located near the heater exchange unit on the vehicle behind the dashboard. The heater exchange unit should be mounted on the piping leading to the heater exchange unit, behind the HVAC blend door assembly. It...
Question
Commercial vehicle died while running. no power to panel and no clicking. replaced battery with no changes.
The procedures to diagnose a vehicle that is a no crank or no power condition would always start with the battery being tested. Make sure the battery is fully charged. Next, check each and every fuse in the fuse panel...
Question
Engine misfiring, black smoke out of tailpipe
Hello. The conditions you described could result of a fuel injector o-ring leakage, a fuel injector control module intermittent failure, or a glow plug failure. I would also recommend checking the electrodes on the spark plugs. Get some help from...
Question
Squealing sounds when the truck is under load
Hello. Firstly, I suggest checking for vacuum leaks, the turbo piping for leaks, and the exhaust tubing that goes to the EGR valve for any cracks. Any of those conditions could cause high pitched noises. I've noticed that a few...
Question
Ignition key does not open/lock driver door lock
It depends on the problem. If you have had the ignition lock replaced and are using the key that came with it then it will not have cuts on the key for the door. Make sure you are using the...
Question
No brake lights working and won't shift out of park.
Hello there, you have a few different things going on with your Ford E-350. You did not state if the vehicle will start or not with these problems. If the vehicle will not start and it has these faults the...
Question
Dome light not shutting off
Hello, there are a few things to check before a mechanic is called out. Check the map light switch and be sure they are in the off position. Also, check the instrument cluster illumination switch. If all that is good,...
Question
water is leaking from a metal pipe thats runs on top of the transmission how do i fix this
You most likely have a leak in the system. I have seen a lot of failures in the heater's hoses and connections for this model. You typically will need to perform a coolant pressure test with the engine cover in...
Question
When I start my van the gauge will bounce up and down
This sounds like most likely an oil pressure sending unit problem. These vans are somewhat known for this problem. The sending unit sits down near the oil filter and will cause the gauge to read intermittently when the sending unit...
Question
How long can I leave my truck sitting without it being plugged in before the diesel starts to gel up? Its currently 15 Degrees
To be blunt, there is no specific number that we can give you. You have to understand that diesel fuel gels in colder climates due to the amount, and types, of paraffin wax that is used in the manufacture of...
Question
What does the reduce engine power mean
Hi there: In general, when you experience a loss of engine power in a 2008 Ford Turbo Diesel pick-up, it's a sign of two potential problems. First and most common is that the fuel or ignition system is damaged, faulty...
Question
Truck starts and runs rough for about 30 seconds, then dies like it is out of fuel. It won'the restart for 15 minuets
Hey there: If the injector control pressure sensor is faulty, you should have received an error code or check engine light warning code that triggered that light on the dashboard. Try downloading all error codes first as it could be...
Question
Speedometer stops on 40 mph until driving for 20 minutes and then regains correct speed on the speedometer with no other noticeable issues.
Hi there. The issue with your speedometer not working properly is the transmission output shaft speed sensor has a faulty pickup or broken wire inside it. The speed sensor has a magnet that reads between teeth on a gear within...
Question
Spark plugs
Autolite Part Number AP103 {#AP103DP2} are OE style platinum plugs that fit your vehicle. They are pre-gapped to .054 in. These are the most economical option and thus are recommended. There are other brands and other options but they are...
Question
Shifter lever flapping in the breeze
The shift tube in the steering column most likely broke. The shift tube is made of a weak pot metal and can break in the column. Here is a link to a picture of a broken tube in the steering...
Question
Stalls immediately after starts, and also only cranks over in neutral.
Hi there. The switch on the transmission is not aligning up with the selected position on the shifter handle. The transmission will start in Park or Neutral. If the transmission is not starting in Park, put the transmission in park...
Question
Heater not blowing air
The blower control switch and blower resistor are used to control how much voltage is sent to the blower motor. If you are having the blower stuck on only one speed then the most common cause is going to be...
Question
My van's electrical system is completely dead. I suspect the mega fuse. I'd like advice about whether that may be the issue.
You will need to check the battery clamps to see if they are loosing connection between the post and the clamp. You can check them with a volt meter and do a voltage drop for the clamps to see if...

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