Q: I have an older Lincoln Navigator and it has a CV boot that is leaking grease. I took it to two shops and they both want to replace the axle, not the boot. Is this necessary? A: Making some ...

A drive axle is essentially a half axle, so named because it does half of the job, extending from a transaxle or differential to one of the wheels. Its twin on the other side completes the set.

Q: My lube shop tells me one of my car’s CV boots is split and needs to be replaced. I wonder if this can keep a month until my handy brother returns from overseas. He’s never done a CV boot but is ...

The automobile contains a number of fluids that should all stay where they're supposed to be. Oil spots, coolant leaks, mystery drips, and other tell tale signs of fluids leaving their rightful place ...