Sorry, the NHTSA has not posted this TSB document yet.
You can still get the detailed info from Chevrolet for this TSB. Call your local Chevrolet dealer's service department & ask for a copy of TSB# PI0281D.
Underbody Component Corrosion
The following information may be helpful when addressing underbody component corrosion with customers.
Some customers may comment that one or more of their vehicle's underbody components are showing some form of corrosion.
This corrosion may be red in appearance (rust) if the component is steel, forged iron or cast iron.
This corrosion may also be grey or white in color if the component is constructed of an aluminum alloy.
