WenmarOpen by Wenmar Pro

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: 12-volt battery are shown. Show all

Bulletins, newest first
PIC5520X2017-10-15. Service bulletin. ELECTRICAL SYSTEM:12V/24V/48V BATTERY. This Preliminary Information communication advises the technician that the eAssist Drive Motor Generator Battery Powerpack are no longer on restriction and does not require a call to General Motors Technical Assistance Center. Dealer can contact Battery Service Center in the United States or the Electronic Service Center in Canada to order the eAssist Drive Motor Generator Battery Section.
PI10982017-10-15. Service bulletin. ELECTRICAL SYSTEM:12V/24V/48V BATTERY. This preliminary Informational bulletin provides information on Battery Test Cold Cranking Amperage (CCA) for Original Equipment Batteries and Testing Tips.
12-00-89-0082017-10-12. Service bulletin. ELECTRICAL SYSTEM:12V/24V/48V BATTERY. This informational bulletin provides information on the serviceability of high voltage volt batteries and the essential tools used to service them
11-08-49-001U2017-08-31. Service bulletin. ELECTRICAL SYSTEM:12V/24V/48V BATTERY. This technical bulletin provides information on Transport Mode On Message Displayed in Driver Information Center (DIC) and/or Battery Light is Flashing and the procedures to turn the transport mode message on and off.
PIP4993C2017-08-15. Service bulletin. POWER TRAIN; ELECTRICAL SYSTEM:12V/24V/48V BATTERY. This Preliminary Information communication provides information to the technician on the steps to diagnose and repair vehicles that may have a Service Charging System, Battery Saver message Or Malfunction Indicator Lamp on, and/or charging system inoperative. Technician will use Global Diagnostic System 2 and clear the Diagnostic Trouble Codes in the Hybrid Powertrain Control Module and the Battery Energy Control Module. Then turn the ignition off for a minimum of 2 minutes to allow the high speed local area network and powertrain expansion bus to power down. Start the car and monitor the charging system voltage. If the charging system is still inoperative there may be a logic lock condition. Disconnect the 12V battery and perform a Global Capacitive Discharge and repeat steps again.
PIC5520R2017-08-15. Service bulletin. ELECTRICAL SYSTEM:12V/24V/48V BATTERY. This Preliminary Information communication advises the technician that the eAssist Drive Motor Generator Battery Powerpack has been place on parts restriction by General Motors Technical Assistance Center. Dealer will need to contact General Motors Technical Assistance Center for further assistance.
PIC5520N2017-08-15. Service bulletin. ELECTRICAL SYSTEM:12V/24V/48V BATTERY. This Preliminary Information communication advises the technician that the Drive Motor Generator Battery Module and Drive Motor Generator Battery Sections for the 2012 - 2015 Buick Lacrosse, Buick Regal, 2013 - 2014 Chevrolet Malibu ECO and 2014 Chevrolet Impala with eAssist are being placed on restriction through the General Motors Technical Assistance Center. Dealer will need to contact General Motors Technical Assistance Center for further assistance.
PIP4920P2017-08-15. Service bulletin. ELECTRICAL SYSTEM:12V/24V/48V BATTERY. This Preliminary Information communication advises the technician that the part restriction on the Battery Energy controls module has ended the part is now available through parts department and doesn?t require a Technical Assistance Center authorization.
PIC5520M2017-08-15. Service bulletin. ELECTRICAL SYSTEM:12V/24V/48V BATTERY. This Preliminary Information communication advises the technician that the Drive Motor Generator Battery Module and Drive Motor Generator Battery Sections for the 2012 - 2015 Buick LaCrosse, Buick Regal, 2013 - 2014 Chevrolet Malibu ECO and 2014 Chevrolet Impala with eAssist are being placed on restriction through the General Motors Technical Assistance Center. Dealer will need to contact General Motors Technical Assistance Center for further assistance.
PI1098A2017-08-15. Service bulletin. ELECTRICAL SYSTEM:12V/24V/48V BATTERY; ELECTRICAL SYSTEM:IGNITION. This preliminary bulletin provides a procedure on how to cold crank test a battery in a vehicle.
PIE03162017-08-15. Service bulletin. ELECTRICAL SYSTEM:12V/24V/48V BATTERY. This preliminary bulletin provides engineering information to the technician to repair the belt or tensioner if the customer has brought the vehicle in, only for the concern of the Battery Saver Active message is displayed.
03-06-03-004U2017-08-15. Service bulletin. ELECTRICAL SYSTEM:12V/24V/48V BATTERY. This warranty administration bulletin provides policy information on the requirements for battery testing and warranty replacements.
PIP4992C2017-08-15. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE; ELECTRICAL SYSTEM:12V/24V/48V BATTERY. This Preliminary Information communication provides information to the technician some vehicles may have a drive motor generator, battery control module and cooling fan may become inoperative due to low system voltage. There may have been a charging system message, battery warning lamp or service hybrid system message displayed and may have Diagnostic Trouble Code P0C32 and or P0A7E. If the voltage level drops to a predetermined level approximately 9 direct current volts use Global Diagnostic System 2 to command the battery pack cooling fan motor on to make sure it operates. If the fan does not operate it will need to be replaced. Technician may need to run the vehicle through several drive cycles to ensure that there is not another root cause for the low voltage condition. Technician will need to reprogram the generator control module.
15-06-03-0022017-08-15. Service bulletin. ELECTRICAL SYSTEM:12V/24V/48V BATTERY. This informational bulletin provides information to dealership personnel regarding original equipment battery part numbers and AC Delco replacement battery approved warranty part numbers.
PIE0316B2017-08-15. Service bulletin. ELECTRICAL SYSTEM:12V/24V/48V BATTERY. This engineering information bulletin is requesting information from dealers on a customer concern that Battery Saver Active Message displayed on DIC, drive motor generator belt broken, and DTC P1A6F or P0A90 may be set.
PIC5626B2017-08-15. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL; ELECTRICAL SYSTEM:12V/24V/48V BATTERY. This Preliminary Information communication provides information to the technician about vehicles that have the 12V Battery is discharged with a Service Charging System Message, a Malfunction Indicator Lamp and Red Battery Light on.
PIC4541F2017-08-15. Service bulletin. ELECTRICAL SYSTEM; ELECTRICAL SYSTEM:12V/24V/48V BATTERY. This Preliminary Information communication provides information to the technician with a diagnostic tip for the OnStar back-up battery failure. Technician may find Diagnostic Trouble Code B1446 or B1447 and the OnStar LED is red. Technician should never disconnect the main vehicle battery or remove the OnStar fuse with the ignition key in any position other than off.
PIP4920K2017-08-15. Service bulletin. ELECTRICAL SYSTEM; POWER TRAIN; ELECTRICAL SYSTEM:WIRING; ELECTRICAL SYSTEM:12V/24V/48V BATTERY. This Preliminary Information communication advises the technician that the Battery Energy Control Module, Auxiliary Transmission Fluid Pump, Starter Generator, Generator Battery Control Wiring Junction Block, Generator Battery Disconnect Relay, Battery Energy Control Module, Battery Disconnect Switch Wiring Harness, Battery Disconnect Switch Wiring Harness, Generator Battery, and Generator Control and Battery Module will be placed on a parts restriction through General Motors Technical Assistance Center. Dealer will need to contact General Motors Technical Assistance Center for further assistance.
PIC5520H2017-08-15. Service bulletin. ELECTRICAL SYSTEM:12V/24V/48V BATTERY. This Preliminary Information communication advises the technician that the Drive Motor Generator Battery Module and Drive Motor Generator Battery Sections for the 2012 - 2013 Buick LaCrosse, Buick Regal, 2012 - 2013 Chevrolet Malibu ECO and 2013 Chevrolet Impala with eAssist are being placed on restriction through the General Motors Technical Assistance Center. Dealer will need to contact General Motors Technical Assistance Center for further assistance.
PIC5626A2017-08-15. Service bulletin. ELECTRICAL SYSTEM:12V/24V/48V BATTERY; ELECTRICAL SYSTEM; EQUIPMENT. This Preliminary Information communication provides information to the technician about vehicles that have the 12V Battery is discharged with a Service Charging System Message, a Malfunction Indicator Lamp and Red Battery Light on. Technician may find Diagnostic Trouble Codes P0A8F and P062F. Technician will need to duplicate the concern. Technician will need to check Make certain that the plastic flashing of the fuse block is not preventing the fuse to fully seat against the bar in the Fuse Block and the nut is fully seated against the fuse, the fuse nut is properly torqued to specification 4.7 newton meter, test for battery voltage on each side of the fuse, test the voltage drop of each fuse, and make sure the Accessory Power Module cable connections and cable crimps at the Starter Generator Control Module / Accessory Power Module output terminal and Underhood Bussed Electrical center. Technician should replace any fuse that show voltage stress.
PIC5520G2017-08-15. Service bulletin. ELECTRICAL SYSTEM; ELECTRICAL SYSTEM:PROPULSION SYSTEM:TRACTION BATTERY; ELECTRICAL SYSTEM:12V/24V/48V BATTERY. This Preliminary Information communication advises the technician that the Drive Motor Generator Battery Module and Drive Motor Generator Battery Sections for the 2012 - 2013 Buick LaCrosse, Buick Regal, and 2012 - 2013 Chevrolet Malibu ECO with eAssist are being placed on restriction through the General Motors Technical Assistance Center. Dealer will need to contact General Motors Technical Assistance Center for further assistance.
PIP5033C2017-08-15. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE; ELECTRICAL SYSTEM; ELECTRICAL SYSTEM:12V/24V/48V BATTERY. This Preliminary Information communication provides information to the technician about vehicles that may have Malfunction Indicator Lamp on or Service Charging System message. Technician may find Diagnostic Trouble Codes P1EAB, P1B33, P1B34, P1B35, P1B36, P1B37, P1B38, and or P1B39. If Service Information diagnostics lead to the replacement of the Battery Energy Control Module, technician should not replace the entire Powerpack or the Battery Energy Control Module. The Battery Energy Control Module should be Service Programming System programmed with the latest software available.
PIC5520F2017-08-15. Service bulletin. ELECTRICAL SYSTEM:12V/24V/48V BATTERY; ELECTRICAL SYSTEM. This Preliminary Information communication advises the technician that the Drive Motor Generator Battery Module and Drive Motor Generator Battery Sections for the 2012 - 2013 Buick LaCrosse, Buick Regal, and 2012 - 2013 Chevrolet Malibu ECO with eAssist are being placed on restriction through the General Motors Technical Assistance Center. Dealer will need to contact General Motors Technical Assistance Center for further assistance.
PIP4920J2017-08-15. Service bulletin. ELECTRICAL SYSTEM:12V/24V/48V BATTERY:CABLES; ELECTRICAL SYSTEM:12V/24V/48V BATTERY; ELECTRICAL SYSTEM. This Preliminary Information communication advises the technician that the Battery Energy Control Module, Auxiliary Transmission Fluid Pump, Starter Generator, Generator Battery Control Wiring Junction Block, Generator Battery Disconnect Relay, Battery Energy Control Module, Battery Disconnect Switch Wiring Harness, Battery Disconnect Switch Wiring Harness, Generator Battery, and Generator Control and Battery Module will be placed on a parts restriction through General Motors Technical Assistance Center. Dealer will need to contact General Motors Technical Assistance Center for further assistance.
PIC5520J2017-08-15. Service bulletin. ELECTRICAL SYSTEM; ELECTRICAL SYSTEM:12V/24V/48V BATTERY. This Preliminary Information communication advises the technician that the Drive Motor Generator Battery Module and Drive Motor Generator Battery Sections for the 2012 - 2014 Buick LaCrosse, Buick Regal, 2013 - 2014 Chevrolet Malibu ECO and 2014 Chevrolet Impala with eAssist are being placed on restriction through the General Motors Technical Assistance Center. Dealer will need to contact General Motors Technical Assistance Center for further assistance.

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