Most fill plugs can be removed with a 3/8 " ratchet and a short extension. The square end of the extension goes right in the fill plug.
Only the filler plug. You have to remove the cover to drain the oil.
The differential filler plug on a 2002 Ford F-150 is typically located on the rear differential housing. It is a threaded plug that can be found on the side of the differential, usually towards the top. To access it, you may need to raise the vehicle and use a socket wrench to remove the plug for checking or adding differential fluid. Always ensure the vehicle is securely supported before working underneath it.
There is an upper filler plug and a bottom drain plug in each differential. R&I (Removal and Installation) the filler plug first then the drain plug until the differential completely empties out. Then reinstall the bottom drain plug and add 90W gear oil which usually comes in a squirt bottle so you can add it into the upper filler plug. You should fill it up until the level is right at the bottom of the threads of the filler hole.
The filler plug for the rear differential on a 2003 GMC Envoy is located on the rear differential housing. It is typically situated on the driver's side, near the top of the differential case. You may need a socket wrench to remove it, and it's advisable to check the fluid level when the vehicle is on a level surface. Always ensure to use the correct type of differential fluid as specified in the owner's manual.
The differential fluid on a GMC Jimmy is changed by removing the drain plug, draining the fluid, and re-installing the drain plug. The filler plug can then be taken out, fluid added until it reaches the bottom of the filler hole, and the plug re-installed.
on a 2002 there is a drain plug on bottom and the filler plug is on the side it takes a little less than 3 qrts. fill till fluid runs out of filler hole
Plug on the side of the differential. Location varies depending on the differential but should be easy to spot. If changing oil, you need to remove rear cover to drain (no drain plug), clean, seal and refill until oil begins to come out of the filler hole.
On the Jaguar X300, the differential oil filler plug is typically located on the rear differential housing. It is usually positioned on the upper part of the differential cover, making it accessible for maintenance. To ensure proper identification, refer to the vehicle’s owner manual or service guide, as the exact location can vary slightly based on the model year or specific variant.
On the upper right (passenger for a left hand drive vehicle) side of the differential, there's a plug. IIRC, you need a 3/8" drive ratchet to remove it. That's where you add your diff fluid.
Changing differential fluid is no different from changing engine oil. You just have to make sure that you find the correct drain plug on the bottom and the correct filler tube on top. --Ken On some differentials you have to remove the cover plate to drain.
If doesn't have the rubber plug in the back cover it will have a threaded metal plug on the passenger side of the carrier housing near the pinion yoke. It takes a 3/8" square male drive to remove it.
Thereis a tag on the filler plug for the differential. On my 2001 300M the tag ready 80 to90 wt hypoid gear oil only.