Service bulletins for the 2013 Buick Regal
A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.
1884 on file from NHTSA, as of 2026-10-19.
By type
By component
By trouble code
By topic
| PIT4864F | 2023-12-26. Service bulletin. EQUIPMENT. Information On Requests To Add OnStar Bluetooth Option. |
|---|---|
| 23-NA-219 | 2023-12-21. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL; EQUIPMENT. This service bulletin provides information on Concerns or Questions Regarding Installation of Dealer Installed Accessories. |
| PIT5214F | 2023-12-18. Service bulletin. SUSPENSION. This Preliminary Information communication provides information to the technician about vehicles that have had multiple repair attempts that are being performed on customer?s vehicles that exhibit vibration conditions without utilizing the support of General Motors Technical Assistance Center. If valid vibration frequency or Road Force Variation data has been collected and a repair attempt does not correct the customer complaint, contact General Motors Technical Assistance Center for further support. For any vehicles that remains unrepaired after being at the dealer for three days or more and a related bulletin or PI is not found, contact General Motors Technical Assistance Center for further support. |
| 20-NA-132 | 2023-12-15. Service bulletin. ENGINE AND ENGINE COOLING; EQUIPMENT; ELECTRICAL SYSTEM. This warranty administration bulletin provides policy information on the requirements for 12V battery testing and warranty replacements. |
| PIT5099A | 2023-12-11. Service bulletin. VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM. A/C Blows Warm Or Poor Performance. |
| PIT5076C | 2023-12-11. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. Learning Issues When Repairing Service Stability/Traction Message. |
| PIT5074H | 2023-12-11. Service bulletin. ELECTRICAL SYSTEM:12V/24V/48V BATTERY; ELECTRICAL SYSTEM. J-35616-64B Terminal Test Probe / Replacement Terminal / Terminated Lead. |
| PIT5074G | 2023-12-11. Service bulletin. ELECTRICAL SYSTEM; ELECTRICAL SYSTEM:12V/24V/48V BATTERY. Terminal Test Probe And Replacement Terminal. |
| PIT5063C | 2023-12-11. Service bulletin. STEERING. Service Steering Message or Service Stability Message. |
| PIC5731 | 2023-12-11. Service bulletin. EQUIPMENT:ELECTRICAL:INFOTAINMENT; EQUIPMENT:ELECTRICAL:INFOTAINMENT:SOFTWARE. Date Displayed On The Radio Is One Day Ahead |
| PIC5722A | 2023-12-11. Service bulletin. EQUIPMENT:ELECTRICAL:NAVIGATIONAL SYSTEM(GLOBAL POSITIONING SYSTEM). Navigation Radio Mapping. |
| PIC5720A | 2023-12-11. Service bulletin. SERVICE BRAKES, HYDRAULIC:POWER ASSIST. Hum or Buss Noise front break assist. |
| PIC5706B | 2023-12-11. Service bulletin. STEERING. Service Power Steering Message |
| PIC5669B | 2023-12-11. Service bulletin. ENGINE AND ENGINE COOLING. Whine Noise Underhood. |
| PIC5652B | 2023-12-11. Service bulletin. ELECTRICAL SYSTEM. Multi-Axis Acceleration Sensor Module Sets History. |
| PIC5652A | 2023-12-11. Service bulletin. ELECTRICAL SYSTEM. Multi-Axis Acceleration Sensor Module Sets History. |
| PIC5626A | 2023-12-11. Service bulletin. HYBRID PROPULSION SYSTEM. eAssist Service Charging System. |
| PIC5614A | 2023-12-11. Service bulletin. EQUIPMENT:ELECTRICAL:NAVIGATIONAL SYSTEM(GLOBAL POSITIONING SYSTEM). Changing Turn-By-Turn Voice Response To Metric Or English Units |
| PIC5611B | 2023-12-11. Service bulletin. BACK OVER PREVENTION. Rear Camera Guideline Selection Is Not Available on Some Radio RPOs. |
| PIC5598J | 2023-12-11. Service bulletin. STEERING. Guidelines For NJ1 Power Steering Powerpack |
| PIC5598H | 2023-12-11. Service bulletin. STEERING. Guidelines For NJ1 Power Steering Powerpack |
| PIC5588A | 2023-12-11. Service bulletin. EQUIPMENT:ELECTRICAL. Programming And Activation Of Replacement OnStar Modules. |
| PIC5520K | 2023-12-11. Service bulletin. ELECTRICAL SYSTEM; ELECTRICAL SYSTEM:PROPULSION SYSTEM:TRACTION BATTERY THERMAL:MANAGEMENT:SOFTWARE. eAssist Generator Control And Battery Module Exchange Process And Order Instructions. |
| PIC5520J | 2023-12-11. Service bulletin. ELECTRICAL SYSTEM:PROPULSION SYSTEM:TRACTION BATTERY THERMAL:MANAGEMENT:SOFTWARE; ELECTRICAL SYSTEM. eAssist Generator Control And Battery Module Exchange Process And Order Instructions. |
| PIC5520H | 2023-12-11. Service bulletin. ELECTRICAL SYSTEM:PROPULSION SYSTEM:TRACTION BATTERY:THERMAL MANAGEMENT; ELECTRICAL SYSTEM. eAssist Generator Control And Battery Module Exchange Process And Order Instructions. |
The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.