Im just an old guy trying to get my kid some help with his car. 2009 V6 Pony package w 3.31 gear.

He called me about a rhythmic noise said it was intermittent and about 4 times the speed of the wheels.

He confirmed it was a thud more than a bang and I told him the wheel may be slightly loose. It was but he started hearing other noises as a panicked kid might do.

I drive up and trailer his car home, tear open the differential and find the wear pattern is great, in the center front and...

Is a Backlash adjustment necessary