Chevrolet Avalanche 2012 — technical service bulletin
Bulletin SB-12019 · NHTSA communication 10043904 · issued Feb 1, 2012
Technical service bulletin
communication type
Equipment
component
2012
model years
7
vehicle entries
Official summary
Service update for inventory and customer vehicles. Radio display may be inoperative or flicker - expires with base warranty. *kb
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.