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L6-5.9L Turbo Diesel

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Question
I have dodge 2500 5.9 diesel 24 valve, when idle it's fine and when speed up to 60 it lose power then comes back
Hi There, It sounds like you are describing the symptoms of a failing throttle position sensor. The throttle position sensor monitors the throttle position of the throttle plate inside the throttle body in relation to your foot position on the...
Question
I broke a break line on the front left it runs along the axle i dont know what exactly i need to buy to replace it
Hello, thank you for writing in. Typically you want to replace the entire line that was broken. That means from one fitting where it ties into the system, to the next fitting. They are broken into sections that allow you...
Question
When replacing push rods on a Cummins 12v, they keep bending after installing new ones. Is a valve stuck or something worse?
Hello. You either have a sticking valve or the valve is hitting the piston due to the timing being off. Most of the time though the valve sticks from carbon build up in the engine. The cylinder head would need...
Question
changed the fuel pump on 1999 dodge ram 2500 diesel fuel truck. Now, it doesn't send power to fuel pump.
At key on, the fuel pump is normally only powered momentarily to pressurize the system. If you are testing during this brief interval, you have to apply a volt meter at the instant the key is turned on. Otherwise, the...
Question
The blinkers hazard and break lights quit working 2000 dodge 2500 Cummins
The brake lights and flasher or blinkers are on different circuits and you may have a problem with the main fuse box not supplying power to the fuses for those circuits. Check for power to all affected fuses to see...
Question
fuel guage not working.
Hello, thank you for writing in. The fuel pump itself has a level sensor that may have been damaged during the process. It is physical float that rises and lowers with the level of fuel in the tank, and then...
Question
Truck makes grinding noise when 4WD is engaged and put under load only.
Hello, thank you for writing in. Issues like this can be difficult to locate, because you need the vehicle to be under a similar load to recreate the noise. With that being said, you may have a vacuum issue causing...
Question
I put a new battery in my truck and now nothing on the dash works
Hi there. Thanks for contacting us today. It's quite possible that the battery terminals may have been installed backwards on accident, which would cause the electrical problems you are experiencing. It's also possible that while attaching cables, electrical relays have...
Question
I have a 2001 dodge ram 3500 diesel with a 6 speed.My problem is the speedometer would go half the speed I would be going.I replac
In your application, the dash gauge read-out probably relies on a stepper motor to translate the signal from the output sensor to position the gauge pointer. If the signal output is good (it can be confirmed with a scope), then...
Question
I’ve done all the system checks relay starter fuses everything and I still can’t figure out why it won’t start
Using a voltmeter, check for battery voltage to the starter solenoid with the key held in the start position. If there is no voltage, you have to trace the starter motor circuit back to the power source. With a fully...
Question
2006 Dodge Ram 3500 5.9 diesel 4x4 has knocking sound coming from under hood and white smoke.
White smoke from a diesel engine often indicates a lean condition. This could be caused by a problem such as low fuel pressure or a faulty injector. Bad glow plugs, or a bad glow plug relay, can also cause white...
Question
I have a 2005 Dodge Ram 2500 Cummins engine automatic trans. Wanted to park and the transmission stayed in Neutral. But the shifte
You need to check the shifter cable where it connects to the transmission. The cable ends go bad and cable comes disconnected.
Question
Installed cold-air intake on 2006 dodge ram 2500 diesel and now having issues when driving trying to shift up to 3rd gear.
If you have electrical wiring that is burnt then the computer may limit the transmission from shifting normally. I suggest fixing the wiring and coolant leaks and testing the computer for codes and clear codes and road test to see...
Question
Need a price for a wiring harness replacement on an '89 dodge ram d250 Cummins turbo
The wiring harness is not available on this vehicle and will need to be repaired. You will need to get the problem diagnosed first by a mechanic like one from YourMechanic. Usually this will be on a time and material...
Question
will go When I start but only for 30 sec then
It is possible that something could have gone wrong during the replacement of the transmission components. I would recommend retracing your steps to determine if anything may have gone wrong during the replacement. You could also consult with a qualified...
Question
How can I tell if my hydro boost accumulator is causing my power steering/ brake issues of if it’s just s leaky line?
Hi Randall. Thanks for contacting us today. I think you have a few different issues that need to be individually diagnosed and resolved. Otherwise, you'll be chasing repairs like it appears is going on in this case. The power steering...
Question
OEM PCM ECM MODULE DODGE CUMMINS HELP ?
Hi Strapped. Thanks for contacting us today. Here are some facts about ECU's that need to be considered. First off, most repair shops don't have the ability to reprogram ECU's - as dealerships or very few specialists have access to...
Question
2006 cummins 206k miles, engine shakes above 40mph. But stops if I let off gas
In a diesel, vibration is often caused by faults in fuel supply, mechanical faults (possibly causing uneven compression), unbalanced rotating components and, as a contributing factor, worn or loose motor mounts. To have the cause pinpointed in your circumstance, you...

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