I did the oil at 1,000 miles; differentials at 10,000 miles; and will do transmission shortly. Depending on your size, you may be able to slide under the truck fine; otherwise, you may need to put the truck on car ramps to give yourself a bit more room. Even an ounce will make a complete mess underneath a truck; let alone a quart. Transfer case fill plug circled in red. I recommend a high quality synthetic lube, like Amsoil. We contacted Amsoil and they assured us that 75w-90 was compatible with our differential. The main reason the front was not filled with synthetic was cost.
I thought they are either all open diffs, or the Auto locker? Drain plug with metal shavings on it. Most of my mileage has been towing a 2,800 lb travel trailer. It's hard to find a title even if you put the exact words in the search. If not, you will not be able to get fluid back into the differential! If so, then it might be time to replace the power steering pump. The owner's manual recommends every 50k miles for severe service on the transmission no mention of rear end , and my Haynes manual states every 30k miles for severe service for either one.
Locate the fill and drain plug. The front differential takes approximately 3 Pints according to amsoil. Install the cover and gasket. Always verify fluid specifications and capacities in your owners manual, if applicable. If you have a torque wrench you can torque it to 15 ft-lbs. You'll be surprised at the amount of wear metal in there from the break in process. On my truck, I have 10 bolts.
Edited January 1, 2017 by Cowpie Yeah, it does seem stupid that the 1500's don't have a drain plug on rear diff. Tracy likes to be man-handled Staff Member Shifting into Sixth Gear! I'm wondering if theres a bigger problem developing that I'm missing. They weren't usin synthetic back then. The torque spec for the fill and drain plug are 24ft-lbs. Seeing I was the boss there, I trated my crappy F-Explorer very well with fluids.
Step 2 — Drain fluid Before getting too far into it, you need to figure out whether or not you can fit under your truck. Very important to use the proper tools, case is made of aluminum and easily damaged with the wrong tools. Fluid level should be checked periodically. I tried searching here and on google to find nothing. Here's how to change the transfer case oil. If I remember correctly the differentials are suppose to be good for 100,000 miles. Once it's dry, you can re-install it using the 18mm socket.
You can do it for far less, with better materials. The oil change place inspected it I guess and came out with a sample of the fluid telling me it needs to be replace. I have always used Mobil synthetic in all my axles, and on my H3's the axles get pushed to the limit and remained locked for quite some time. I will admit I slid under it to look and have not had it up high enough to remove the skid plate. They've changed in the newer manuals: 2016 manual: Anyone ever do this? I think I see where to empty it, but not sure and I'm very lost on where to fill it. As for that article, i read through most of it but didn't really come to a conclusion.
Might have to move or remove skid plates to get access. Good Question, Can't seem to find the answer for you. I don't like the search on this site at all. If you feel like doing some reading, check this study Amsoil did on some of the more popular gears lubes. I'm pretty sure that you pop off the cover to drain Leave a couple of bolts on loosely when you pop the cover , you will want to clean off the inside of the cover anyway and the magnet.
The driveshaft going towards the rear of the truck powers the rear axle, and the driveshaft going to the front powers the front axle. I just couldn't look around enough to be sure. I noticed it was written by Amsoil so figured it might be a little biased but who knows. Mine opens using the end of a socket wrench, with no socket attached. This article applies to the Chevrolet Silverado 1500 2014-present. To maintain shift quality and promote transmission life, consider replacing fluid at 60,000 mile intervals, especially if usage meets any of the severe duty conditions.
I went 75k on my previous Chevy trucks no problem before the fluid looked anywhere near dirty. I've done this on many cars and my 2004 Colorado so I'm sure they are the same. I noticed it was written by Amsoil so figured it might be a little biased but who knows. I have all my cars and trucks on the plan. Loctite applied to drain plug. Also what is on the front diff drain plug magnet.