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L6-4.9L

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engine rattling
Hi Victor. Thanks for contacting us tonight. Anytime a vehicle sits for more than three months, it's recommended to change the oil and filter in the engine and transmission. When the oil is not constantly used, and not brought to...
Question
Brake pedal won't come back up once pushed down
Do you have a Ford hydro-boost system? If so, faults in that system can cause no or poor pedal return; to resolve the issue with a hydro-boost type system, please refer to the detailed diagnostic decision tree in the factory...
Question
Engine makes rattling noise
The sound you are hearing is likely related to the lack of sufficient oil in the motor. When this happens, a number of things may cause the motor to not run properly or not start. As the motor overheats, the...
Question
Q: engine rattling noise
Claimed by John Hege
Question
I have a 1984 Ford F 150 turns over won't start have replace starter ignition control module rotor distributor coil anything else
The stator inside the distributor is what signals the ignition control module to make the coil spark. You will need to replace the stator inside distributor or replace entire distributor assembly if you so not have a press and knowlege...
Question
No fire to engine
Your vehicle has a conventional distributor with electronic ignition. If there is no spark at any plugs, you should test the distributor (coil, pick-up, etc.) and entire primary circuit. There is also a possibility that the ignition switch is faulty...
Question
I just replaced steering column in a '96 F150 and put ignition cylinder in from old column into new steering column but truck does
You need to recheck the proper installation of the ignition switch and since you have a clutch you need to make sure clutch switch is closing to allow the engine to crank over. The electrical ignition switch on the new...
Question
Testing pickup coil with ohmn meter
If you can operate the engine to bring it to normal operating temperature, the ohm readings will be more accurate (the following readings are for a hot engine). For the pick up coil (magnetic pick up assembly), connect your ohmmeter...
Question
Selenoid not engaging
It's possible the prior owner also bypassed the neutral start switch or maybe a relay. Or, maybe, the neutral start switch is back in the circuit, with your work, but that component is faulty. Due to the number of possibilities,...
Question
Intake valve
Changing the oil won't do anything relative to that noise. Check to be sure the oil level is not too low though. If it's a stuck valve, you might be able to determine that indirectly by compression testing and measuring...
Question
Truck shut off at full throttle
Unfortunately, since the cylinder head was replaced recently there are a number of things that could potentially be causing this issue. I would recommend retracing your steps to determine if anything may have been missed over or skipped.
Question
Hi I have a 1981 Ford F 250 with a 6 cylinder engine . How many Catalytic Converters should it have ?
If your vehicle was catalyst equipped from the factory, there would be one converter and it would appear after the "Y" pipe. The 8 cylinder versions of the 1981 F-250 were definitely equipped with a converter but, interestingly, the Walker...
Question
Radio
It is very possible that there is an issue with the ignition switch. The ignition switch controls the power source two different circuits of the vehicle depending on which position the key is in. I would recommend a qualified professional...
Question
Engine problems
It is very possible that some internal engine damage may exist. Perhaps the engine was ran low on oil at some point causing wear to the valve train. This can cause noise when the engine is running over time. I...
Question
Car clicks once but won’t start!
Considering everything that's been replaced, the most likely cause of this issue is faulty wiring or a loose connection somewhere on a part that has been replaced. My best recommendation would be to go over everything that has been replaced...
Question
Q: Engine noise
There is a few tests that should be done for the engine noise and the first is to find out what cylinder is not working and doing a compression test to see if the noise is a stuck open valve...
Question
I just installed a new fuel pump on my 1995 f150 xl.. I had thought the pump was bad.. But come to find out that there is no power
Hi Micah. Thanks for contacting us today. Typically, when you have an issue like this, it's caused by either an exposed electrical wire that is creating a short or a blown fuse/relay. The best advice I can offer is for...
Question
Q: Power problems
You may have defective ignition module or distributor pip sensor. I would suggest having a mechanic like one from YourMechanic check the problem for you or you can start by replacing the ignition module and see if it helps? You...
Question
Hard brake pedal, new everything
The booster push rod is typically adjustable and the length has to be set at installation, per the specification in the service manual. The other thing to check is whether the replacement parts are exact duplicates of the OEM parts....
Question
Engine
This can be caused by a large piece of carbon inside the cylinders of the engine and if you run some decarbonizer into the engine and see if this helps? If noise continues then it may be a rod knock....

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