Rattle/Clunking/Popping Noise While Driving Vehicle On Uneven Roads
This bulletin involves replacing the frame to body cushion isolators located under the right
and left cab A-pillars.
The customer may describe a rattle/clunking noise or popping that can be heard and felt in
the floor under the front passenger or driver side when the vehicle is driven on uneven
roads, especially from a higher level to a lower level. Noise may be more audible at cold
temperature.