How do you know if your rear end is low on fluid?
How do you know if your rear end is low on fluid? What are the Symptoms of Bad Differential/Gear Oil?Burning Smell from the Differential. When you notice a bad smell coming from your gearbox, you should take it as a sign of bad differential oil which can be contaminated hence not operating as it should be. Weird Noises. Vibrations. Is a rear end supposed to get hot? as for diffs: they do get hot, it's normal. smoking hot not good. but 140+'F after 30 minutes freeway 70 mph at 80'F air temp is normal. How hot is too hot for...