May 13: Do Not Drive Warning For Cadillac, Chevrolet and GMC Models recalls | 2 days ago
April 25: GM Argues Ultium Charger Lawsuit Should be Dismissed news | 20 days ago
April 13: Cadillac LYRIQ Electric SUV Lawsuit Blames Electrical Problems news | 32 days ago
March 28: GM Ultium Charger Lawsuit: Arbitration Denied news | 48 days ago
March 1: GM Engine Failure Class Action Lawsuit Begins news | 75 days ago
Cadillac TSB #19-NA-237
2022 Cadillac XT4
TSB Document:
Affected Component: FUEL SYSTEM, DIESEL
- Summary
- This service bulletin explains how to identify possible DEF system contamination.
Click a tab for more information.




