Here is a summary of what they did: Verify pop/click noise from ft lh side of vehicle when accelerating from a stop, or backing up. used an assistant to aid in diagnosis to pinpoint area of noise. isolated to spindle area on ft lh side. oasis no help. check lugnut torgue, ok at 115lbs, check ft axle nut torque, was less then 150lbs at time of inspections. remove undercarriage splash shields to inspect all mounts hardware unibody like structures for wintness mark concerns for any movement none can be seen. contacted hotline on conditions. used chassie ear to pinpoint area of noise, found noise is loudest at the lh ft spindle/hub. removed ft lh axle from hub to inspect splines and hubs contact points. check for fiber washer, found washer is present and intact behind the hub to cv axle. no problems found with washer at this time. for condition replaced the ft cv axle and the lh ft hub for concern. reassemble with new axle nut, torque all fasteners to specs, recheck for concerns. normal. road test with shop foreman, normal operational noise remain at this time. So far the click/pop has come back after a week of service.