Chevrolet Colorado 2021–2023 — technical service bulletin
Bulletin PIT5887C · NHTSA communication 10236132 · issued Apr 4, 2023
Technical service bulletin
communication type
Power Train
component
2021–2023
model years
12
vehicle entries
Official summary
This preliminary information discusses an intermittent power up but no crank concern that could be the B+ stud on the starter oxidation.
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.