Cadillac TSB #21NA137

2020 Cadillac CT4

TSB Document:

Affected Component: EXTERIOR LIGHTING:HEADLIGHTS

Summary
This service bulletin provides information for dealers/technicians on headlamp beam shadow appearance, and/or driver side to passenger side beam appears unlevel.

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Date Published
JUN 14, 2021
NHTSA TSB #
10200139
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