Chevrolet Colorado 2023 — technical service bulletin
Bulletin 23-NA-081 · NHTSA communication 10239088 · issued Jun 19, 2023
Technical service bulletin
communication type
Engine and Engine Cooling
component
2023
model years
1
vehicle entries
Official summary
This informational bulletin provides information for dealers/technicians on High Output Engine Calibration Installation Process.
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.