Standard Differential, Rear Dana 135. Now put in 80W90 gear oil, hopeful … ly synthetic, until the fill hole starts to spills out. If you like to do burnouts on pavement,you will break your G80. What dealer did you take it to? I have read that with my G80 locker I don't need any additives. Adding friction modifier additive can cause a loss of locking differential functionality. Amazed how good it works in the snow,and gravel hillclimbing.
On each side of the differential cover plate is a tag listing specific numbers for the differential. Make sure you know if your rear end has a limited slip, as special fluid is needed. Also, you do not have to take the rear axle cover off , as ther is a drain bolt that is flush on the bottom of the axle The answer below is also correct I don't know the capacity, but I know how to tell if it is full. It is really no different than a Dana Power-Loc. Come back, let it cool, and then re-check those bolts to the correct torque. The standard rear axle uses 75W-90 synthetic gear oil. After 25 mph is will not lock.
I asked my local dealer service manager about this issue this morning over coffee: he claims it makes servicing easier! Please follow this diagnostic or repair process thoroughly and complete each step. What torque did you tighten the rear diff bolts back to? Quadrasteer vehicles use Dana axles and have a different fluid requirement. I would check that, and like others have mentioned, making sure the surface was clean, before you put the new gasket down. The 2005 Silverado has to available rear axles, standard and steerable. If you fluid is blue when you drain it then you can't put regular Dextron in.
Are they worried about thermal expansion and the excess peeing out the vent tube? Its sole purpose is prevent noise. This has a light duty aluminum case and has a rectangular shape casting ribs with a large top cover. I was also going to buy a gasket for the rear diff whil I was there and they didn't have that either. It will cause inoperation of locker or not releasing at times. If i recall correctly, I used 75w-90 and had to replace the gasket. If you can't touch that rear diff. Both are 90 wt at operating temps.
We get our share of cold weather here, but typically above -10 degrees at the minumum. Every locker ive ever installed i love the instructions in big bold letters says do not use friction modifier with this carrier or incorrect operation will occur and warranty void Note - Just because a gear says it suitable or compatiable for use in a limited slip differentials is no indication is has the limited slip additive. I also have a 2004 Rubicon and the rear differential on mine us … es 75W140 synthetic oil plus 4 oz of limited slip lube. What dealer did you take it to? Depending on different models of vehicle rear differentials, are very expensive to repair and replace. Notice: Eaton locking differentials used in 10. I went to the local autozone to pick up some 75W-90 synthetic gear oil. In 1999 and 2000, Chevrolet offered the classic C- and K-series trucks alongside the new Silverado pickups.
My question is, will the drain plug have a magnet on it, or will the magnet be located on the cover? Trucks use a Locking rear differential which completely locks up when one wheel spins more than 100rpm more than the other and will remain locked until about 25 mph. If you are changing your front diff fluid to synthetic and you should! Different additives can accomplish the same function and still not have deterimental effect on the lockers. No housings to remove or replace. Just ease on the throttle,and it locks,and away we go. Some 2005 Silverados have a heavy-duty Allison transmission. I would run a synthetic in the front axle anyway for better wear protection.
So I am planning on changing my front and rear diff fluid along with transfer case this weekend. I've always filled mine to the top this way and have never had any problems after 38,000 miles of driving. I would check that, and like others have mentioned, making sure the surface was clean, before you put the new gasket down. Important: Front axle assemblies with a vent hose connector assembly that is white in color do not need to be changed. However for owners of 2003 models, one needs to check to see what color the vent hose connector is in the differential, as it could go either way. Someone gave all the amounts above. If you top off the axle, they will always be bathed in oil.
Vehicles referenced above that were built after April 1, 2004 were manufactured with front axles containing synthetic axle lubricant and do not need to have the front axle fluid inspected or changed. The standard rear axle uses 75W-90 synthetic gear oil. Make sure both bolts are tight and away you go. Do a search on here and read all about it, there is a ton of good information on here already posted. In 1999 Chevrolet released a new pickup bearing a familiar name: the Silverado. Okay listen up, it depends if you have a locking differential or not, if you have a locking differential do not add friction modifier because you will ruin the clutches, if it is a locking differential in other words posi-traction use your standard 80W-90, and if it is not a lockup use 75W-140 synthetic gear oil the front will take about 2qt and the rear will take almost 3qt, you may have to call the dealer give them your Vin number and have them tell you if you have locking differential or not.
People that complain how it works,just do not use the throttle correctly. Front axles in the above-listed vehicles built before April 1, 2004 are manufactured with mineral-oil base axle fluid. Keeping the axle topped off will keep the pinion bearing immersed in gear oil. For the number of times you would change out the fluid the cost is minimal. Do a search on here and read all about it, there is a ton of good information on here already posted.
For vehicles that have the axle lubricant changed, the front axle vent hose connector assembly will need to be inspected. I have read that with my G80 locker I don't need any additives. That is good to know - thanks. I have torn G80s apart that have grenaded and, other than the engagement pawl that forces the clutches together; there is not one gear-on-gear or tooth-on-tooth direct drive link in them. Then, torque down the diff. Its no different that transmission clutches and trans fluid already has a small amount of friction modifier made into it for this same purpose. The 2005 Silverado had a hydraulic clutch system.