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Service bulletins for the 2015 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.

1576 on file from NHTSA, as of 2026-10-19.

By type

By component

By trouble code

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Only bulletins with component: Lighting are shown. Show all

Bulletins, newest first
01-08-42-001Q2025-02-11. Service bulletin. EXTERIOR LIGHTING. This service bulletin provides information on Exterior Lamp Condensation and Water Leak Information and Replacement Guidelines.
02-08-42-001J2024-01-19. Service bulletin. EXTERIOR LIGHTING. This informational bulletin provides information for dealers/technicians on Headlamp, Tail Lamp, License Lamp or Fog/Driving Lamp Damage.
130089004H2023-12-11. Service bulletin. VISIBILITY:WINDSHIELD; UNKNOWN OR OTHER; ELECTRICAL SYSTEM:SOFTWARE; EXTERIOR LIGHTING:LIGHTING CONTROL MODULE; ELECTRICAL SYSTEM: INSTRUMENT CLUSTER/PANEL; VEHICLE SPEED CONTROL:THROTTLE:THROTTLE POSITION SENSOR (TPS). Car and Truck Fix it Right the First Time Issues
PIP4964E2023-12-04. Service bulletin. FUEL SYSTEM, GASOLINE; ELECTRONIC STABILITY CONTROL:AUTOMATIC (ASC); EXTERIOR LIGHTING. This Preliminary Information communication provides information to the technician about vehicles that have a Service Engine Soon Malfunction Indicator Lamp on. Technician will find Diagnostic Trouble Code P2097 or P2099. Technician will need to perform an injector balance or Active Fuel Injector Tester prior to going further. Technician will also need to check for a small leak in the exhaust if published Service Information diagnostics does not lead to a resolution.
120941002B2023-12-04. Service bulletin. AIR BAGS; EXTERIOR LIGHTING. Passenger Presence System (PPS) May Command Seat Belt Reminder Chime Passenger Airbag Indicator On When Electronic Devices or Conductive Objects are Placed on Front Passenger Seat
01-08-42-001P2023-05-09. Service bulletin. EXTERIOR LIGHTING. This service bulletin provides information on Exterior Lamp Condensation and Water Leak Information and Replacement Guidelines.
01-08-42-001O2023-02-28. Service bulletin. EXTERIOR LIGHTING. This service bulletin provides information for dealers/technicians on Exterior Lamp Condensation and Water Leaks and Replacement Guidelines.
010842001N2021-08-09. Service bulletin. EXTERIOR LIGHTING; EQUIPMENT ADAPTIVE/MOBILITY; EQUIPMENT. This service bulletin provides information for dealers/technicians on Exterior Lamp Condensation and Water Leaks and Replacement Guidelines.
PIP5247A2021-05-17. Service bulletin. SERVICE BRAKES; ENGINE AND ENGINE COOLING; EXTERIOR LIGHTING. This Preliminary Information communication provides information to the technician about vehicles that have a Service Engine Soon Malfunction Indicator Lamp. Technician may find Diagnostic Trouble Code P06DE set in the Engine Control Module. P0651 may also be set in the ECM with the P06DE. Technician must follow published Service Information diagnostics for P06DE. If diagnostics lead to removing the oil pan or engine oil pressure is below specification when hot, to inspect the oil piston nozzles for damage. Technician should replace the broken oil nozzle(s) as long as the engine does not have any damage which warrants engine replacement.
010842001M2019-12-16. Service bulletin. EQUIPMENT; EXTERIOR LIGHTING; EQUIPMENT ADAPTIVE/MOBILITY. This informational bulletin provides information for dealers/technicians on Exterior Lamp Condensation and Replacement Guidelines.
010842001L2019-03-25. Service bulletin. EXTERIOR LIGHTING. This informational bulletin provides information for dealers/technicians on Exterior Lamp Condensation and Replacement Guidelines.
PIC5964B2018-06-18. Service bulletin. EXTERIOR LIGHTING:FOG LIGHTS. This Preliminary Information communication advises the technician how to determine if a vehicle is equipped with fog lights. Technician will need to check the Regular Production Option Code list. If the Regular Production Option Code has T3U it is equipped with fog lights, if the Regular Production Option Code is T4A the vehicle is equipped with day time running lights.
01-08-42-001J2018-05-07. Service bulletin. EXTERIOR LIGHTING. This informational bulletin explains condensation in exterior lights and replacment guidelines for warranty replacement.
02-08-42-001I2017-08-31. Service bulletin. EXTERIOR LIGHTING:HEADLIGHTS; EXTERIOR LIGHTING:BRAKE LIGHTS; EXTERIOR LIGHTING:BACK UP LIGHTS. This informational bulletin provides an out line on Headlamp, Tail Lamp, License Lamp or Fog/Driving Lamp Damage and what should be considered warranty replacement and not
01-08-42-001K2017-08-31. Service bulletin. EXTERIOR LIGHTING:HEADLIGHTS. This informational bulletin provides information on exterior lamp condinsation and replacement guidelines
PIC5964A2017-08-15. Service bulletin. EXTERIOR LIGHTING:FOG LIGHTS. This Preliminary Information communication advises the technician how to determine if a vehicle is equipped with fog lights. Technician will need to check the Regular Production Option Code list. If the Regular Production Option Code has T3U it is equipped with fog lights, if the Regular Production Option Code is T4A the vehicle is equipped with day time running lights.
PI1410A2017-08-15. Service bulletin. EXTERIOR LIGHTING:BRAKE LIGHTS. This preliminary informational bulletin provides information regarding the normal characteristic of instrument panel red brake light intermittently comes on.
PIE0329A2017-08-15. Service bulletin. EXTERIOR LIGHTING:BRAKE LIGHTS. This engineering information bulletin is requesting information from dealers on a customer concern of brake lights stay illuminated without brake pedal being pressed.
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.
15-08-42-0012017-08-15. Service bulletin. EXTERIOR LIGHTING. This informational bulletin communicates GM's position on exterior lighting components ?tinted or smoked? by an outside vendor.
PIC5964A2016-06-22. Service bulletin. EXTERIOR LIGHTING:FOG LIGHTS. SUMMARY TO BE PROVIDED ON A FUTURE DATE.

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