"Due to an improperly produced steering gearbox worm wheel, the wheel can swell during use, reducing the grease film thickness between the worm wheel and worm gear," the recall alert states.

Others use recirculating ball systems in which ball bearings are mounted on a “worm”-type steering gear. Though steering gears often last for the life of a vehicle, the gearbox can develop ...

We've covered rack and pinion steering already, but now we'll briefly discuss some of the other gear systems you're likely to ...