Chevrolet Avalanche 2004 — technical service bulletin
Bulletin 01955 · NHTSA communication 10007070 · issued Jan 1, 2004
Technical service bulletin
communication type
Latches/locks/linkages
component
2004
model years
9
vehicle entries
Official summary
Passenger door module lock up.*mr
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.