How long does it take to change differential fluid in a Ford F-150?

F-150 Rear Differential Oil Change. This procedure was performed on a 1998 Ford F150 4×4 with 4.6L V-8, 4R70W 4spd electronic automatic (code U in doorjam), 3.55LS axle. Axle service interval 30,000 miles or 24 months according to Haynes.

Can a rear differential be changed on a Ford truck?

It is primarily intended for Ford F-150 trucks but most likely also applies to other Ford models and years. F-150 Rear Differential Oil Change This procedure was performed on a 1998 Ford F1504x4 with 4.6L V-8, 4R70W 4spd electronic automatic (code U in doorjam), 3.55LS axle. Axle service interval 30,000 miles or 24 months according to Haynes.

What’s the difference between front and rear differential fluid?

I used the Valvoline fluid, then add 1-2 oz of modifier and do some tight figure eights in a parking lot, if you hear chatter in the rear end add another oz and repeat. Most take 3-5 oz and the LS will work as designed. I have done this to 5 trucks and the owners can’t believe the difference.

Can a gasket be replaced with differential oil?

Having the differential oil replaced may solve the problem, otherwise, a gasket or seal replacement may be necessary. Differential/gear oil is just one of the many important lubrication fluids that vehicles use in their normal operation.

How often should I Change Front and rear differential fluid?

How often you should change front and rear differential fluid depends on your vehicle, driving conditions and differential fluid quality. That’s a vague answer, but it’s true. If you drive your truck primarily on the highway in temperate conditions and rarely tow or haul, you likely don’t need to change front or rear differential fluid very often.

How much lube does a rear differential hold?

Back in 1996, maximum towing capacity was 10,500 lbs. using a rear differential that held 3.75 quarts of gear lube. The 2019 model offers a 15,000-lb. towing capacity using a rear differential that holds 3.5 quarts of fluid.

Why is differential / gear oil so often forgotten?

Differential/gear oil is just one of the many important lubrication fluids that vehicles use in their normal operation. However, it is often one of the most forgotten fluids because it is not serviced nearly as frequently as others.

Do you need friction modifier on Ford F-150?

* If you have a limited slip rear differential, you may want to add Ford’s Friction Modifier. Technically, it should not be required if you buy rear differential fluid that is already rated for a limited slip differential. However, it’s possible that without friction modifier your limited slip differential will have chatter.

When to change transfer case, front and rear differential fluid?

On my 2011 F-150, Ford officially recommends replacing the transfer case and front and rear differential fluid at 150,000 miles. However, if you’re towing or in offroad environments frequently, you should change it earlier. Based on no actual data,…

What kind of differential does a Ford F-150 have?

This tech article was originally posted at FordF150.net. It is primarily intended for Ford F-150 trucks but most likely also applies to other Ford models and years. This procedure was performed on a 1998 Ford F150 4×4 with 4.6L V-8, 4R70W 4spd electronic automatic (code U in doorjam), 3.55LS axle.

Do you need to change the gear fluid in a Ford F150?

Wipe up any oil spills on the differential with a rag. Most Ford differentials are lubricated for life and the fluid does not need to be checked or changed unless a leak is suspected or the differential has been submerged in water. Use only the type of gear oil in your differential specified in your owner’s guide.

What kind of gear oil does a 2002 F150 use?

For instance, the owner’s guide of the 2002 F150 calls for synthetic 75W-140 gear oil in the rear axle, while the front axle uses 75W-90 non-synthetic 4×4 gear oil. How to Change the Gear Oil on a 2003 How to Check the Differential Fluid in How to Change the Differential Fluid on How to Check the Transmission Fluid in …

How to add fluid to a Ford F-150?

Determine the amount of fluid to add by measuring the amount drained, initially add 1/3 of that amount. Then, with the engine running, add 1/2-pint at a time (shifting through each gear position between additions) until the level is correct. It is important to not overfill the transmission.

How do you change the oil in a F150?

Clean any metal shavings & sludge of the plug. Insert a small funnel and tube into the hole or use a transfer pump (easier, less messy). Fill the case with just under ** 3 Quarts (5.7 pints spec) for F150 and Expy rear axles, F250 are more. Or fill the axle on level ground until oil starts to run out of the filler hole.

How many pints of oil does an expedition have?

Differential Oil Capacity 3.6 pints (front) 5.5-6.9 pints (F-150) 7.8 pints (F-250) 5.7 pints (1997-2003 Expedition/Navigator)

How do you change the oil in a Ford truck?

Insert a small funnel and tube into the hole or use a transfer pump (easier, less messy). Fill the case with just under ** 3 Quarts (5.7 pints spec) for F150 and Expy rear axles, F250 are more. Or fill the axle on level ground until oil starts to run out of the filler hole. I call gear oil “yummy lube” because it stinks so bad.

How long does it take to change differential fluid in a Ford F-150?