Mazda TSB #01-010-23

2020 Mazda CX-30

TSB Document:

Affected Component: POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM)

Summary
Some customers may complain about engine surging 100-200 rpm when accelerating up a hill at altitudes around 6,700 feet or higher. This concern may be caused by improper PCM control software in particular situations.

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Date Published
AUG 17, 2023
NHTSA TSB #
10241607
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