Mazda CX-30 2019–2021 — technical service bulletin
Bulletin 09-038-21-3855 · NHTSA communication 10206008 · issued Dec 16, 2021
Technical service bulletin
communication type
Structure
component
2019–2021
model years
5
vehicle entries
Official summary
Rear Outer Door Handle Fails To Return Due To Water Freezing In The Handle: Some vehicles may exhibit the rear outer handle remains pulled out and does not return when the rear outer handle is operated in freezing temperatures. This is caused by the accumulation of snow on the rear outer handle melting and dripping water on the sliding part of the lever. When the water freezes due to decreased temperature and the handle is operated, peeled ice gets caught between the outer handle case and the slide, causing the return failure. To eliminate this concern, the shape of the rear outer handle has b
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.