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Service bulletins for the 2014 Buick LaCrosse

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.

1811 on file from NHTSA, as of 2026-10-19.

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Only bulletins with component: Electrical system are shown. Show all

Bulletins, newest first
070849020P2019-04-22. Service bulletin. EQUIPMENT:ELECTRICAL; ELECTRICAL SYSTEM:SOFTWARE; EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. This informational bulletin provides information for the IPC odometer programming method quick reference guide.
18NA1802019-04-22. Service bulletin. ELECTRICAL SYSTEM:12V/24V/48V BATTERY. This Warranty Administration Bulletin Provides High Voltage Battery Exchange Process Information.
PIT5236K2019-04-08. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE. This Preliminary Information communication provides information to the technician about vehicles that have a Diagnostic Trouble Code B101D stored in Telematics Communication Interface Control Module. Technician will use Global Diagnostic System 2 to review the Firmware Over-the-Air version. If the Firmware Over-the-Air version on the scan tool equals 6708 the technician will need to contact General Motors Technical Assistance Center for further assistance. If the Firmware Over-the-Air version on the scan tool is lower than 6708 Dealer can order the part thought the Instrument Sales and Service website process.
PIT5074K2019-04-08. Service bulletin. EQUIPMENT; ELECTRICAL SYSTEM; EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. This Preliminary Information communication provides information to the technician about the use of J-35616-64B terminal test probe, replacement terminals, and terminated leads. The J-35616-64B is the latest test probe released for checking tension or probing the .64 series terminals. The test probe terminal has been released in the terminal repair kit (J-38125-620H) located in Lear Tray 7 part number 963716-2. There are 5 terminated leads in a package part number is 13505346, which can be ordered through your normal General Motors Customer Care and Aftersales parts channel.
PIP4723C2019-04-08. Service bulletin. EQUIPMENT; TIRES:PRESSURE MONITORING AND REGULATING SYSTEMS; FUEL SYSTEM, GASOLINE; ELECTRICAL SYSTEM:SOFTWARE. This Preliminary Information communicates to the dealer the process for downloading or updating operating software for the Tire Pressure Monitor, Active Fuel Injector tester, multi media tester, PICO Scope, GR8 starting/charging tester and Vehicle Data Recorder tools, giving website address and step by step instructions to complete the update.
110849001Y2019-03-25. 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.
060847001N2019-03-25. Service bulletin. ELECTRICAL SYSTEM. This bulletin explains the labor operation numbers used for submitting warranty claims for module reprogramming and not when replacing a module.
100089005H2019-03-18. Service bulletin. ELECTRICAL SYSTEM:WIRING. This warranty admin bulletin explains to the technician additional information may be needed when submitting transactions when doing wiring repairs.
PIT5444D2019-03-11. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE. This Preliminary Information communication provides information to the technician about the text messaging feature on some newer General Motors infotainment systems. Pair the iPhone to the system then enter the Bluetooth settings menu, select the ?i? icon next to the vehicle name in the device and enable show notifications. The text messaging feature will be available on the next ignition cycle. However with iPhones text messages cannot be responded to when using the infotainment system, they can only be received. For android devices pair the phone to the system during the pairing process the phone will ask you to allow the vehicle to access the device contacts. A second question will pop up on the device asking to allow the vehicle to access the message access profile. Both have to be allowed for the text messaging feature to work.
PIC4996A2018-12-17. Service bulletin. ELECTRICAL SYSTEM; FUEL SYSTEM, GASOLINE. This PI offers diagnostic tips to a technician when diagnosing a possible fuel level sensor concern. The tech is advised to ohm test the sensor at the terminals located on top of the fuel module while performing a sweep test. If the test fails the technician is instructed to replace the sensor and then perform the sweep test again. If the test passes the technician is instructed to reinstall the fuel module in the tank and if the test fails with the new sensor the technician is advised to replace the fuel module.
11-08-49-001L2018-12-10. Service bulletin. ELECTRICAL SYSTEM. This technical bulletin provides a procedure on how to turn the transport mode message of and reset the battery light flashing.
PI1103D2018-12-10. Service bulletin. ELECTRICAL SYSTEM. This preliminary informational bulletin provides a procedure for the technician to test the power seats, the outside power mirriors, shorts in the wiring and the MSM, and reprogram the module if shorts weren't found, for the customers concern of the mirriors and/or seat inoperative.
PIP5095F2018-09-17. Service bulletin. ENGINE AND ENGINE COOLING; ELECTRICAL SYSTEM. This Preliminary Information communication provides information to the technician about vehicles that have a Service Engine Soon and may also have an oil or coolant leak. Technician may find coolant or oil in a spark plug tube. If the Spark Plug Tube is leaking and it is determined that the oil or coolant is not coming from a leak above the spark plug then replace the cylinder Head, spark plug and coil.
PI13202018-06-25. Service bulletin. AIR BAGS; ELECTRICAL SYSTEM. This preliminary bulletin provides a procedure to check and repair the right side air bag electrical connector to correct the customers concern of the airbag light on.
11-08-49-001L2018-06-25. Service bulletin. ELECTRICAL SYSTEM; EQUIPMENT. This technical bulletin provides a procedure on how to turn the transport mode message of and reset the battery light flashing.
PI13182018-06-25. Service bulletin. ELECTRICAL SYSTEM. This preliminary bulletin provides a procedure to reprogram the IPC module to correct the customers concern of the IPC inop.
PI1103D2018-06-25. Service bulletin. ELECTRICAL SYSTEM. This preliminary informational bulletin provides a procedure for the technician to test the power seats, the outside power mirriors, shorts in the wiring and the MSM, and reprogram the module if shorts weren't found, for the customers concern of the mirriors and/or seat inoperative.
PIT5399A2018-06-18. Service bulletin. EQUIPMENT; ELECTRICAL SYSTEM. This Preliminary Information communication provides information to the technician about connectivity concerns when connecting an Apple device via USB cord. Technician should insure the customer is using an original equipment manufacturer Apple USB cable.
12-09-41-002B2018-06-11. Service bulletin. SEATS; ELECTRICAL SYSTEM; AIR BAGS. The informational bulletin explains how items on the passenger seat may cause the PPS to chime or the passenger airbag light turns on if electronic devices or conductive objects are placed on the seat.
17-NA-2112018-06-11. Service bulletin. ELECTRICAL SYSTEM. This informational bulletin provides to the technician, locations to check for possible loose or damaged electrical connections that may set a DTC instead of just replacing a part.
PI0938A2018-06-11. Service bulletin. ELECTRICAL SYSTEM; ELECTRONIC STABILITY CONTROL (ESC). This preliminary bulletin provides information on what labor operation number to use for various electrical/electronic control issues.
03-08-46-004Q2018-06-11. Service bulletin. ELECTRICAL SYSTEM. This informational bulletin communicates part restriction and ordering process information for OnStar Vehicle Communication Interface Modules (VCIM) (GMNA Only).
10-08-45-001E2018-06-04. Service bulletin. ELECTRICAL SYSTEM. This informational bulletin updates information on electrical ground repairs using new replacement fasteners with conductive finish.
06-08-47-001K2018-06-04. Service bulletin. ELECTRICAL SYSTEM. This informational bulletin provides information on control module diagnostics and configuration, programming using the TIS Service Programming System (SPS), set-up and warranty.
PI13922018-06-04. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE. This preliminary informational bulletin provides repair information to correct a customer concern of mobile telephone microphone poor performance when using Bluetooth®

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