Is your defective Cadillac CT4 actually a LEMON?

Find out in 30 SECONDS or less if it qualifies for a REFUND or a CASH SETTLEMENT.

Cadillac TSB #N212353390

2021 Cadillac CT4

TSB Document:

Affected Component: EQUIPMENT:ELECTRICAL

Summary
Service Update Bulletin. Certain vehicles that had the Serial Data Gateway Module (SDGM) replaced in service, may not have been programmed correctly resulting in an incomplete registration of the new module. Dealers are to reprogram the SDGM.

Click a tab for more information.

Date Published
MAY 17, 2022
NHTSA TSB #
10211929
Find something helpful? Spread the word.

Become a Fan & Spread the Word