Subaru Legacy BN/BS (2015-2019) Service Manual: Drive shaft system

Inspection

Check that there is no oil leakage from the side oil seal. If there is any leakage, replace the oil seal. ...

General diagnostic table inspection

NOTE:Vibration while cruising may be caused by an unbalanced tire, improper tire inflation pressure, improper wheel alignment, etc.SymptomsPossible causeCorrective actionNoise or vibration from propel ...

Other materials:

Towing with all wheels on the ground
WARNING  Never turn the ignition switch to the "LOCK"/"OFF" position while the vehicle is being towed because the steering wheel and the direction of the wheels will be locked.  Remember that the brake booster and power steering do not function ...