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Hi I just bought a 1999 u90 unimog and the 1st and 2nd gear shift smoothly but the 3rd grinds and won’t go in. Any ideas what could be wrong thanks

Hi I have a m1084 with an Allison transmission , I’ve already changed the oil . it gives little jerks between the second and third , all the all gears shift smoothly . Any ideas what it could be thanks

Hi I have a m1084. When I press on the brakes and release the pedal , the truck tries to move forward , but the brakes seem to take a little time releasing and makes a noise like air releasing and takes a few seconds before being able to move forward. I already cleaned the spring in the brakes...

I have a m1084 and was wondering if the middle differential is supposed to be hot where you can’t touch it . The oil is good. Are these trucks ok to do some highway ?

I have a m1084 and I was wondering if when I am driving if it is normal for the rpm to be around 2300

Hi just bought a 1996 m1084, the signal , hazard and brake lights don’t work, can anyone give me tips on where to check, they worked the first day but don’t work now. i am new to these trucks and don’t know a lot about them. Maybe someone has a little video on the 3 levers where to position...