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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

Only bulletins with component: Equipment and accessories are shown. Show all

Bulletins, newest first
PC355B2023-12-11. Service bulletin. EQUIPMENT. ACDelco Return Parts Application
14D1152023-12-11. Service bulletin. EQUIPMENT. Please return service inventory of ACDelco part numbers 20964305, 20964306, 20877116, and 20898936 (Date Codes 077 13166 - 077 13228, June 15, 2013?August 16, 2013).
23-NA-1622023-12-09. Service bulletin. EQUIPMENT; ELECTRICAL SYSTEM; POWER TRAIN. This service bulletin advises the tech of updated Diagnostic procedures in Service Information (SI) to avoid misdiagnosis when addressing a customer concern of Service Rear Axle Message displayed on the Driver information Center (DIC).
PIT5264B2023-12-04. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. Canadian Customers Unable To Place Calls And Turn By Turn Inoperative In The United States.
PIT52642023-12-04. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. Canadian Customers Unable To Place Calls In The United States
12222B2023-12-04. Service bulletin. POWER TRAIN; EQUIPMENT. Incorrect Material Used for Transmission O-Ring
1308116001A2023-12-04. Service bulletin. EQUIPMENT:ELECTRICAL. Aftermarket ALDL or DLC Interface Devices Causing Multiple Issues
130601003E2023-12-04. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. Excessive Oil Consumption
120089002A2023-12-04. Service bulletin. ELECTRICAL SYSTEM:IGNITION:ANTI-THEFT:IMMOBILIZER/PROXIMITY:KEY/SENDER; EQUIPMENT. Requesting a New Key Code for Customer with Lost or Stolen Keys
110849001M2023-12-04. Service bulletin. EQUIPMENT:ELECTRICAL. Transport Mode On Message Displayed in Driver Information Center (DIC) and/or Battery Light is Flashing (Follow Procedure as Outlined Below)
110849001L2023-12-04. Service bulletin. EQUIPMENT:ELECTRICAL. Transport Mode On Message Displayed in Driver Information Center (DIC) and/or Battery Light is Flashing (Follow Procedure as Outlined Below)
110849001K2023-12-04. Service bulletin. EQUIPMENT:ELECTRICAL. Transport Mode On Message Displayed in Driver Information Center (DIC) and/or Battery Light is Flashing (Follow Procedure as Outlined Below)
110849001J2023-12-04. Service bulletin. EQUIPMENT:ELECTRICAL. Transport Mode On Message Displayed in Driver Information Center (DIC) and/or Battery Light is Flashing (Follow Procedure as Outlined Below)
110849001I2023-12-04. Service bulletin. EQUIPMENT:ELECTRICAL. Transport Mode On Message Displayed in Driver Information Center (DIC) and/or Battery Light is Flashing (Follow Procedure as Outlined Below)
110849001H2023-12-04. Service bulletin. EQUIPMENT:ELECTRICAL. Transport Mode On Message Displayed in Driver Information Center (DIC) and/or Battery Light is Flashing (Follow Procedure as Outlined Below)
110849001G2023-12-04. Service bulletin. EQUIPMENT:ELECTRICAL. Transport Mode On Message Displayed in Driver Information Center (DIC) and/or Battery Light is Flashing (Follow Procedure as Outlined Below)
110849001F2023-12-04. Service bulletin. EQUIPMENT:ELECTRICAL. Transport Mode On Message Displayed in Driver Information Center (DIC) and/or Battery Light is Flashing (Follow Procedure as Outlined Below)
110849001E2023-12-04. Service bulletin. EQUIPMENT:ELECTRICAL. Transport Mode On Message Displayed in Driver Information Center (DIC) and/or Battery Light is Flashing (Follow Procedure as Outlined Below)
110849001D2023-12-04. Service bulletin. EQUIPMENT:ELECTRICAL. Transport Mode On Message Displayed in Driver Information Center (DIC) and/or Battery Light is Flashing (Follow Procedure as Outlined Below)
PIT4945E2023-11-20. Service bulletin. EQUIPMENT. Diagnostic Tip - Unable to Learn RKE Transmitters.
PIT4911W2023-11-20. Service bulletin. EQUIPMENT:ELECTRICAL:NAVIGATIONAL SYSTEM(GLOBAL POSITIONING SYSTEM); EQUIPMENT:ELECTRICAL:INFOTAINMENT; EQUIPMENT:ELECTRICAL:INFOTAINMENT:SOFTWARE. Navigation Radio, Radio, Amplifier, Human Machine Interface.
PIT4911U2023-11-20. Service bulletin. EQUIPMENT:ELECTRICAL:INFOTAINMENT; EQUIPMENT:ELECTRICAL:NAVIGATIONAL SYSTEM(GLOBAL POSITIONING SYSTEM); EQUIPMENT:ELECTRICAL:INFOTAINMENT:SOFTWARE. Navigation Radio, Radio, and Integrated Center Stack.
PIT4911S2023-11-20. Service bulletin. EQUIPMENT:ELECTRICAL:NAVIGATIONAL SYSTEM(GLOBAL POSITIONING SYSTEM); EQUIPMENT:ELECTRICAL:INFOTAINMENT; EQUIPMENT:ELECTRICAL:INFOTAINMENT:SOFTWARE. Navigation Radio Radio And Integrated Center Stack
13-03-10-001K2023-10-29. Service bulletin. EQUIPMENT; WHEELS. This service bulletin provides information on summer tire performance and tire cold weather cracking.
05-00-89-029F2023-10-29. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. This service bulletin provides information on General Motors Dealership Critical Equipment Requirements and Recommendations.

The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.