90,000 mile F/R-diff/Transfer Case fluid change
I had changed at 72,000 and am now at 90,000, and as today was wet but warm and humid, I figured I'd change all 3 of my differential/t-case fluids.
Rear is easy. I went to Auto Zone and got the Posi-Trac 7oz friction modifier along with the 6 quarts of Valvoline 80-90 regular old gear oil, nothing fancy for this guy.
The Transfer Case is easy however, one has to watch it when taking the drain bolt out as the fluid likes to shoot out really quick and miss the drain pot, anyhow, transfer case is easy and the fluid looked good compared to the rear diff.
Front diff is not too bad. With the 10mm allen socket, the bolts come out easy and with the outboard lower unit pump I bought for $10, getting the fluid in is now super easy as it only needs a bit over a quart to fill. Last time, I had a beotch of a time getting the fluid in because I could not get the bottle to contort to get the nipple of the quart into the fill hole, now with the pump, no problem. The front fluid always looks the worst for some reason but I got it done because winter is coming up here and I'll be using 4WD more often. I also engage 4WD for a bunch of miles all through the year just like Toyota says to do to keep things turning/helps out the seals from what I have read.
Anyhow, I had my wheels rotated and balanced yesterday and while I was in, the service writer told me that my emergency brake pivots were all seized. I know the e-brake works and I have adjusted the rear pads, however, I'm not sure if I need to worry much about whatever pivots he said were all seized up, especially to the tune of $423, parts and labor, wow, that is a lot of money. Anyone ever need to have concerned themselves with seized e-brake pivots?
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