Chevrolet Colorado 2023 — technical service bulletin
Bulletin 23-NA-208 · NHTSA communication 10246490 · issued Nov 29, 2023
Technical service bulletin
communication type
Power Train
component
2023
model years
2
vehicle entries
Official summary
This bulletin provides a procedure to replace the rear axle to correct a customer concern of Growl/Howl Type Noise Coming from the Rear of the Vehicle.
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.