Print this page

January 18: GM L87 Engine Failures Investigated in Nearly 877,000 Vehicles investigations | 20 days ago
December 19: GM Transmission Class Action Lawsuit Update: Appeals Court Ruling news | 50 days ago
November 13: GM Recalls 514,000 Vehicles After Rear Wheels Lock-Up recalls | 86 days ago

Cadillac TSB #20NA196

2019 Cadillac XT4

TSB Document:

MC-10183198-9999.pdf

Affected Component: ELECTRICAL SYSTEM

Summary: This service bulletin provides information and a service procedure for dealers/technicians on OnStar Over the Air Update for TTY / TDD Operation and Continuous Improvement Changes.

Click a tab for more information.

Date Published: OCT 27, 2020
NHTSA TSB #: 10183198

Find something helpful? Spread the word. Share on Facebook Retweet this page Email this page

Become a Fan & Spread the Word