May 10: GM Argues Vacuum Pump Failure Lawsuit is Itself a Failure news | 4 days ago
April 5: GM Brake Master Cylinder Failure Lawsuit Names 5 Models news | 39 days ago
March 12: Buick Regal Rear Toe Link Recall Issued For 4th Time recalls | 63 days ago
March 7: GM 1.2-Liter Turbo Engine Problems Cause Class Action Lawsuit news | 68 days ago
February 21: GM Brake Booster Vacuum Pump Failures Cause Lawsuit news | 82 days ago
Buick TSB #PI0592I
2012 Buick Regal
TSB Document:
Affected Component: ELECTRICAL SYSTEM
- Summary
- This preliminary information (PI) provides information om Service Programming System (SPS) Error Codes (E4398, E4399, E4403, M4404, M4413, M6954, M6955, E4414, E4423, E4491 or E6961).
Click a tab for more information.




