Chevrolet Suburban 1500 2025 — technical service bulletin
Bulletin PIT6310A · NHTSA communication 11022072 · issued Aug 7, 2025
Technical service bulletin
communication type
Unknown OR Other
component
2025
model years
4
vehicle entries
Official summary
This Preliminary information communicates an issue where the rear tail lights may not work and dealership are to replace the tail light assembly.
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.