Chevrolet Colorado 2023 — technical service bulletin
Bulletin N232427950 · NHTSA communication 10248331 · issued Jan 4, 2024
Technical service bulletin
communication type
Fuel System, Diesel
component
2023
model years
4
vehicle entries
Official summary
Emissions Recall - General Motors has decided to conduct a Voluntary Emission Recall involving certain vehicles with a 2.7L engine. Under certain driving conditions, due to differences in flow rate characteristics, the fuel injectors may not be able to properly optimize engine fueling for emissions purposes. Dealers will replace the engineâ s four fuel injectors.
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.