How Often Should You Change Your Allison Transmission Filter? You can diagnose the problem with the help of an OBD II scanner that will list out all the code errors. One of them is a problem with the transmission. Check Engine Light is OnĬheck engine lights can come on for various reasons. If the tranny fluid is dirty and smells of burnt oil, then you need to flush the transmission system. The trans fluid should be clean and red and not smell burnt. Transmission Fluid Appears Dirty or Has a Burnt Smell Don’t waste your time inspect this problem as soon as possible. If the car is not shifting gears at all, the problem has already existed.

In most cases, you will hear the grinding sound at gear change.

If you notice problems when shifting gears, that can be a sign of a problem with a filter or even trans fluid. If not, it is time to replace the filter altogether. Usually, it is a rattling sound that is connected to the problems with Allison spin filter problems. Strange Noises Coming From the Transmission When the filter’s life comes to an end, some or all of these problems can come to bug you. If you don’t know when you installed the filter the last time, there are some symptoms to look out for. See Also: The Verdict: Are Hastings Filters Good Or Not? Signs That Your Allison Transmission Filter Needs to Be Changed That is why it has to be changed regularly. It will cause malfunction and severe problems for your transmission. You don’t want dirt circulating through the system. Importance of Having a Clean FilterĪ clean filter will keep the particles and rust out of the transmission oil. An internal filter is located in the transmission pan. It is located on the driver’s side of the transmission, and they are easy to access and replace with a new one. The external filter is a spin-off filter. Types of Filters Used in Allison Transmissions Then the filter is screwed from the bottom of the magnet. When installing the filter, first, the magnet is placed. It is placed in a container that is filled with tranny fluid. It is located on the driver’s side of the transmission. The Allison transmission filter is an external spin-off filter. I think Ford recommends the axle fluid change at 10 years (250,000 kilometers), but that may be too long judging by the rear axle bearing failures.Final Considerations What is an Allison Transmission Filter? I think mark95man has a better idea with reasons. You would have to flush the heater core separately.įord no longer specify an internal filter change with a trans flush, and that is what I had done by dealer for $200. Dereck advises a garden hose on the heater hose nipple to the water pump and a hose to drain the coolant exiting the manifold nipple, and the engine running. To get the coolant out of the block (about half coolant) you need to run the engine. Then put the parts back and fill the degas bottle. To avoid an air lock in the cooling system you need to fill from the thermostat housing and have the heater hose at back of manifold on passenger side open to watch for coolant. The other two articles (DB and mark95man) seem to imply a universal assembly and mark95man shows the Motorcraft filter number. This tech article on adding an external filter: gives a number for the Perma-cool filter assembly.

As with me, I'm sure it has saved us Lincoln Lovers tons of hard earned money, and time. What do you think?Īny help will be greatly appreciated, and thank you all for your input into this site. Lincoln wants to change out the differential fluid. Anyone know what to watch out for in doing this service? I have read somewhere in here that in doing so, be careful to not develop an airlock in the system. Also, book says to change 'Premium Gold' coolant. Spark plugs, coil overs, Brake fluid c/o, etc. Most of the rest of the items on the list I can do myself. I could do the oil change, and filter, but will probably leave that to a local xmission shop that I trust. Hell, for the eight items they quoted that are in the owners manual for service, they ran up a bill for over $1,700. Lincoln wants $430 for the oil change and filter, plus a 'flush', whatever that means. Transmission service, including filter change, is recommended at 100k. I would like to keep this car until the wheels fall off, or the DMV takes my drivers license away, whichever comes first. I am in the process of going through all the maintenance items listed in the owners manual, plus talking to the local Lincoln dealer, for my car, which is approaching 100k. That is a Diesel site, and I was wondering if that filter, built by Perma-cool is for a diesel standard transmission, or is it for an automatic? I don't want to take something like this for granted. Saw the tech on installing an external transmission filter kit on a 2003 T/C.

External transmission filter