Cadillac TSB #21NA090

2020 Cadillac XT4

TSB Document:

Affected Component: POWER TRAIN

Summary
This service bulletin provides a repair procedure to correct a customer concern of Whistle or Hoot/Woot Noise Heard from Under Vehicle in Cold Ambient Temperatures.

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Date Published
MAY 10, 2021
NHTSA TSB #
10199264
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