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Power Steering Fluid

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13. With a bunch of little additions made and the truck almost ready to roll again, I dumped the gear oil out of the axles and transfer case, changed the engine oil, and replaced all the fluids with some Amsoil synthetic juice. I can understand not using more-expensive synthetics in your engine since you commonly change that fluid, but I cannot imagine wasting your time with old crude in your axles, steering system and transmission (where the fluids are sometimes never changed).