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Car won't start - 1991 Ford E-350 Econoline
Crossing the positive and negative battery cables is typically pretty bad for the electronics. The battery takes the brunt of the short. It very well could have fried it. What kind of battery test was performed? Essentially you are sending...
Lost power to my front brakes but i still have power to the back.
Hello and thank you for your question. When you were able to bleed all four brakes FR, FL, RR, RL, then the proportioning valve is okay. If the valve was sticking, you would not be able to get any fluid...
Car won't start
Hi there! There first thing to check is your battery voltage. This can be done with a multi-meter. Simply place the red probe to the positive terminal and the black probe to the negative terminal, you should get at LEAST...
Rom is running high in my truck
Hello. This is a sign of a vacuum leak. A vacuum leak can be one of the most frustrating and difficult problems to diagnose. Idle speed that is way too fast is one of the common signs and stalling is...
truck stalled. Full pump wasnt working weny back the next day and it started. Runed good for about a month now it has stalledagain
From personal experience with a similar vehicle with similar issues, there are two possibilities: There can be a short in the connector or harness that connects to the top of the fuel pump. On the particular vehicle I experienced,...
My car cranks but don't start. What could be the issue?
Any number of components can cause a crank but no start condition. Lack of spark - caused by a bad ignition coil or control module, as well as a crank shaft sensor could be at fault; lack of fuel due...
Higher rpm than usual
This may be a sign of a failing mass air flow sensor. The mass air flow sensor is a unit in the intake system that monitors air intake as it is mixed with fuel prior to being injected into the...
Air conditioning pressure doesn't change when clutch is engaged.
If your expansion valve was stuck in the open position then you may not see much, if any, change in pressures. Before replacing the expansion valve I would recommend you remove the compressor inlet line and turn the compressor by...
What causes the passenger side wheel to wobble as if loose when braking?
It is possible that you may have a lug nut loose. However, if this were the case, the wheel would wobble at all speeds and not just when braking. This may be more likely related to a warped brake rotor....
The car won't start
Hi, thanks for writing in. Usually, when you hear a single click, it means that the starter is bad. A good diagnosis of this is taking a small wrench or hammer and knock on your starter a few times. If...
Gauge reads hot, but motor isn't
Hi, thanks for writing in. This may be related to two very different scenarios. 1) The temp gauge is faulty and picking up bad information as to the true heat of the motor or 2) the gauge is correct and...
Killed the truck and now it will turn over, but it will not start
Hi, thanks for writing in. It sounds like the fuel pressure regulator is bad and leaking fuel into the engine. This can make the engine stall, smell of fuel, not start, or even crank if engine is flooded of fuel....
my car turns over but won't start
You will need to have the spark at the spark plugs checked and the fuel pressure at the fuel rail checked. If there is no spark then you may have a bad coil or ignition module. If there is no...
Truck starts. Idles fine. I give it a little gas and it wants to stall. I give half throttle or full throttle it runs fine.
Hi there. Since you're going to clean the EGR in a few minutes, that might be where your problems are coming from; that or the throttle body being coated with carbon build-up on the inside of the throttle blades. Try...
Unresponsive radiator fan
Hi, thanks for writing in. With the key in the on position, ground the black and green wire at the fan switch on the engine to see if the fan comes on. If it does, then I'd check the new...
Accelerating gas and it dies wont start after acts like it wants too & won't. I already changed fuel pump igni module crank sensor
Hey there. There are several issues that will keep a vehicle from starting. It really depends on exactly what is keeping the vehicle from starting. You'll need to find out if there is proper fuel pressure, is it getting sufficient...
Speedometer is erratic and the S light is on
There are a few different components that can cause these issues. The main one is the vehicle speed sensor (VSS). This is located on your transmission, and communicates to the engine what speed the transmission is receiving. The VSS also...
What needs replaced if my key only turns back to ACC when I turn my car off?
Hi there. The Toyota Camry is one of my favorites! If you can only turn the ignition cylinder to the ACC position, then yes, this will drain the battery. Leaving the switch in the ACC position provides constant power to...
My car is not starting when the MAF sensor is plugged in - 1991 Nissan Serena
This may be a sign of a dirty or failing mass air flow sensor. The mass air flow sensor is a unit in the intake system that monitors air intake as it is mixed with fuel prior to being injected...
My car is dying when I am driving. When I pump the pedal, sometimes it comes back on.
Hi there. From the description you have given, your vehicle's dying could be a number of things not yet addressed. It could be the ignition module intermittently failing. It could be the pick-up coil or a poor electrical connection somewhere,...

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