Posted on 12/1/2024
If your vehicle’s power goes to the rear wheels, then you have something called U-joints in the drivetrain. U-joints are connectors that allow the rotating power from your vehicle’s engine to deliver its power through a driveshaft to make the rear wheels rotate. You need U-joints because the surfaces you drive on aren’t perfectly flat, and the driveshaft has to allow for some flexibility when you are traveling over uneven surfaces. As you can imagine, the U-joints have to move and flex a lot as your vehicle is going down the road. They have bearings in them to allow that flexibility, and those bearings are lubricated when your vehicle is made. Some U-joints have lifetime lubrication and are not designed to be serviced. When they fail, they have to be replaced. Others have grease fittings on them that need periodic lubricating by a technician at intervals recommended by your vehicle’s manufacturer. There are signs you can look ... read more