Audi A4 2008–2013 — technical service bulletin
Bulletin A851318 2033426- · NHTSA communication 10123562 · issued Jun 4, 2013
Technical service bulletin
communication type
Electrical System
component
2008–2013
model years
15
vehicle entries
Official summary
Supersedes Technical Service Bulletin Group 85 number 13-15 dated March 29, 2013. The trim panel at the defroster vent on the instrument panel is deformed. The trim panel is composed of a material which expands in a moist condition. The instrument panel restricts this expansion which leads to deformation of the trim.
Vehicles covered
What a TSB means. Technical service bulletins are repair guidance manufacturers send to dealers — they are not recalls, and repairs are not automatically free (warranty extensions are an exception worth checking). The full document is available via NHTSA’s vehicle lookup.