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Service bulletins for the 2015 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.

1526 on file from NHTSA, as of 2026-10-19.

By type

By component

By trouble code

By topic

Bulletins, newest first
99-00-89-019M2017-08-15. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. This informational bulletin provides dealership personnel with Global Warranty Management (GWM), Warranty Parts Center (WPC), and Parts Return Program information.
09-00-89-002K2017-08-15. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. This informational bulletin provides information to dealership personnel on properly maintaining vehicles in dealer inventory.
PI14822017-08-15. Service bulletin. EQUIPMENT:MECHANICAL. This preliminary informational bulletin provides technicians with repair information to correct a customer concern of engine mechanical noise from front of engine and/or Oil Pressure Low message on; DTC P06DD or P06DE may be set.
05-06-04-035E2017-08-15. Service bulletin. FUEL SYSTEM, OTHER. This informational bulletin provides dealership personnel with information on flexible fuel vehicles (FFVs) and the usage of E85 fuel in GM vehicles.
15-00-89-004A2017-08-15. Service bulletin. ENGINE AND ENGINE COOLING. This informational bulletin provides technicians with updated information to help identify the differences between what is considered a fluid leak, and what is considered seepage.
00-06-01-026F2017-08-15. Service bulletin. ENGINE AND ENGINE COOLING. This informational bulletin provides information to technicians regarding intake manifold inspection/replacement after severe internal engine damage.
03-08-46-004P2017-08-15. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE. This informational bulletin communicates part restriction and ordering process information for OnStar®Vehicle Communication Interface Modules (VCIM) (GMNA Only).
PI1318B2017-08-15. Service bulletin. ELECTRICAL SYSTEM: INSTRUMENT CLUSTER/PANEL. This preliminary informational bulletin provides repair information on instrument cluster reprogramming to correct a customer concern of analog gauges and/or cluster display inoperative at startup, or cluster display/analog gauges/backlighting iInoperative intermittently, or speedometer analog gauge operates in opposite direction.
PI1407B2017-08-15. Service bulletin. ENGINE. This preliminary informational bulletin provides diagnostic and repair information to correct a customer concern of a loud engine whine noise.
PI14702017-08-15. Service bulletin. VISIBILITY:SUN/MOON ROOF ASSEMBLY. This preliminary informational bulletin provides repair information to correct a customer concern of sunroof or sunshade inoperative, and technician may find DTC U151B set.
PI0091B2017-08-15. Service bulletin. EQUIPMENT. This preliminary informational bulletin provides repair information to correct a customer concern of Iitermittently key will not rotate in door or ignition lock cylinder.
11-08-49-001O2017-08-15. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL; ELECTRICAL SYSTEM. This technical bulletin provides repair procedure information to correct a customer concern of Transport Mode On message displayed in Driver Information Center (DIC) and/or battery light is flashing.
02-08-42-001H2017-08-15. Service bulletin. EQUIPMENT ADAPTIVE/MOBILITY. This informational bulletin provides information to assist dealership personnel with the identification of vehicle headlamp, tail lamp, license lamp or fog/driving lamp damage that are not considered warrantable.
15-00-89-0042017-08-15. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. This informational bulletin provides technicians with information to help identify the differences between what is considered a fluid leak, and what is considered seepage.
PI1374D2017-08-15. Service bulletin. ELECTRICAL SYSTEM. This preliminary informational bulletin provides radio programming information to correct customer concerns about no XM audio or time shift, radio lock-up, slow response, vertical line between clock and temperature, poor FM reception (Truck Only).
PI1374C2017-08-15. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE. This preliminary informational bulletin provides radio programming information to correct customer concerns about no XM audio or time shift, radio lock-up, slow response, vertical line between clock and temperature, poor FM reception (truck only).
PI1375C2017-08-15. Service bulletin. ELECTRICAL SYSTEM. This preliminary informational bulletin provides reprpgramming information to correct a customer concern of blank display, NAV screen audio content is unavailable via speech recognition, display screen is stuck on incoming call view after phone call finished, rear view camera display blank, USB Issues/Bluetooth/Favorite Bar/Voice, iPod unable to detect via USB, recognition concerns, XM speech recognition inoperative, traffic messages, clock display.
15-00-89-0032017-08-15. Service bulletin. ELECTRICAL SYSTEM; EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. This informational bulletin provides information on dealer reimbursement procedures for Customer Assistance Center (CAC) Tier 1 and Tier 2 empowerment tools: diagnostic fee, short term rental, and up-front towing (U.S. only).
05-06-04-060A2017-08-15. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE. This informational bulletin communicates Information to technicians on control module Diagnostic Trouble Code(s) (DTC)(s) P0601, P0602, P0603, P0604, P0606, P062F, P06F3, P1621 which can be shared in multiple modules.
11-08-49-001N2017-08-15. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. This technical bulletin is a revision for 11-08-49-001M to update the Condition.
04-06-04-051D2017-08-15. Service bulletin. FUEL SYSTEM, GASOLINE:FUEL INJECTION SYSTEM. This informational bulletin provides information for maintenance cleaning of the fuel injectors.
PI1374B2017-08-15. Service bulletin. EQUIPMENT:ELECTRICAL; EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.. This preliminary informational bulletin provides radio programming information to correct customer concerns about no XM audio or time shift, radio lock-up, slow response, vertical line between clock and temperature, poor FM reception (truck only).
PI1407A2017-08-15. Service bulletin. ENGINE AND ENGINE COOLING; EQUIPMENT:MECHANICAL. This preliminary informational bulletin provides repair information to correct a customer concern of a loud engine whine noise.
08-03-10-004B2017-08-15. Service bulletin. TIRES; WHEELS. This informational bulletin communicates comprehensive instructions to GM Dealers and authorized GM Accessory Distributor/Installers as to the proper methods for mounting, balancing, and installing accessory wheels and tires.
PI14102017-08-15. Service bulletin. ELECTRICAL SYSTEM: INSTRUMENT CLUSTER/PANEL; EXTERIOR LIGHTING:BRAKE LIGHTS. This preliminary informational bulletin provides information regarding the normal characteristic of instrument panel red brake light intermittently comes on.

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