Chevrolet Colorado 2023–2024 — technical service bulletin
Bulletin 24-NA-078 · NHTSA communication 11020268 · issued May 7, 2025
Technical service bulletin
communication type
Engine
component
2023–2024
model years
8
vehicle entries
Official summary
This bulletin advises the tech to replace the starter and not the trans if grinding or growling is heard from the transmission area.
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.