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April 19: Cadillac LYRIQ Problems Investigated After Brake System Failures investigations | 10 days ago

Cadillac TSB #PIC6440

2019 Cadillac CT6

TSB Document:

MC-10201179-9999.pdf

Affected Component: EQUIPMENT

Summary: This Preliminary information communicates that a calibration change was made starting with the 2018 model year so that the rear HVAC fan speed will also control the front fan speed.Â

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Date Published: JUL 01, 2021
NHTSA TSB #: 10201179

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