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Service bulletins for the 2017 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.

1203 on file from NHTSA, as of 2026-10-19.

By type

By component

By trouble code

By topic

Bulletins, newest first
18NA0732018-05-21. Service bulletin. ENGINE; EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. This Bulletin provides graphics, information and guidelines for engine component wear that require repair and not engine replacement.
18NA0672018-05-21. Service bulletin. WHEELS; SERVICE BRAKES. This informational bulletin provides information for cleaning brake dust off of aluminum or chrome wheels.
16NA3382018-05-21. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION; ENGINE. This Bulletin provides guidelines for Dealers required to contact the PQC for engine or transmission assembly replacement and explains the PQC process, GWM Transaction submission, vehicle service record retention and proper handling of assembly returns.
PIC6315C2018-05-21. Service bulletin. EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.. This Preliminary Information communication provides information to the technician about vehicles that in the radio settings some of the vehicle personalization selections within the Comfort and Convenience menu are missing at times. Technician will need to perform a scan for Diagnostic Trouble Codes. Technician will need to follow published Service Information diagnostics if there are Diagnostic Trouble Codes present. If the concern is and intermittent this Preliminary Information communication will be updated with a repair. When the personalization selections are not missing from the Comfort and Convenience menu but they are missing from other menus such as the Climate and Air Quality, Collision/Detection Systems, and Lighting menus, refer to bulletin 17-NA-086. Memory seat adjustments may not be available tech will need to perform a Memory Seat Module replacement/programming.
PIP5486C2018-05-21. Service bulletin. ENGINE. This Preliminary information communicates possible concerns and a diagnostic strategy to locate and repair various noises within the engine as well as some misfire causes.
PIP5493F2018-05-21. Service bulletin. ENGINE. This Preliminary information communicates diagnostic tips for misfires on active fuel management cylinders and engineering investigations into cylinder 6 misfire on XT5 and cylinder 4 misfire on LaCrosse both of which are 2017. Changes to Preliminary informationinclude adding MY2018, advising of calibration for previous investigation and adding pictures to identify concern. Also difining calibration update information.
PIE03852018-05-07. Service bulletin. ENGINE AND ENGINE COOLING. This engineering information bulletin is requesting information from the field on vehicles that have the concern of a noisy water pump.
16NA3562018-05-07. Service bulletin. EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.. This technical bulletin provides a procedure to clear the codes and re-evaluate the XM radio channels to correct a condition of audio muting when listening to some Sirius XM channels but if they change channels they will find others that experience normal audio. This could be due to interference from transmitting sources outside of Sirius XM?s frequency range.
16NA3552018-05-07. Service bulletin. EQUIPMENT:ELECTRICAL:ANTI-THEFT DEVICES. this informational bulletin provides Information on Using MyBuick, MyCadillac, MyChevrolet, and MyGMC Phone Applications to Control GM Accessory Remote Start Kits.
16NA3382018-05-07. Service bulletin. POWER TRAIN. This Bulletin provides guidelines for Dealers to determine whether or not they need to contact the PQC for an engine, transmission or transfer case assembly replacement and information explaining the PQC process, Global Warranty Management Transaction submission, vehicle repair record retention and proper handling of assembly returns.
16NA1832018-05-07. Service bulletin. POWER TRAIN. This technical bulletin provides a procedure to inspect and if needed, repair the shifter knob if found not installed completely.
150603002D2018-05-07. Service bulletin. ELECTRICAL SYSTEM:12V/24V/48V BATTERY; EQUIPMENT. Original Equipment Batteries Part Number and ACDelco Replacement Battery Approved Warranty Part Numbers
150603002C2018-05-07. Service bulletin. EQUIPMENT. This informational bulletin provides information on approved warranty part numbers for original equipment batteries
120137001B2018-05-07. Service bulletin. EQUIPMENT:APPLIANCE:AIR CONDITIONER. This informational bulletin provides information to dealership personnel on a new refrigerant (R-1234yf) for A/C service.
100844006D2018-05-07. Service bulletin. EQUIPMENT:ELECTRICAL:NAVIGATIONAL SYSTEM(GLOBAL POSITIONING SYSTEM). This Informational Bulletin provides information for customers to report Missing or Inaccurate navigation Radio Map Disc information.
090089002N2018-05-07. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. This informational bulletin advises the dealers to maintain the vehicle stock on hand by doing a full inspection on the vehicles before sold (prepping) to the customer.
080730026D2018-05-07. Service bulletin. ELECTRONIC STABILITY CONTROL (ESC). This informational bulletin provides information on Some vehicles may rock or move slightly forward or rearward while in Park at start up after cold soak. This condition may be accompanied by a clunk noise. This is a slight movement that is more often seen visually, rather than felt, when viewed from the outside and using the auto-start feature, if equipped.
050604022N2018-05-07. Service bulletin. FUEL SYSTEM, GASOLINE. This informational bulletin provides information on the top tier fuels that are recommended in GM vehicles.
040604051D2018-05-07. Service bulletin. FUEL SYSTEM, GASOLINE:FUEL INJECTION SYSTEM:INJECTORS. This informational bulletin provides information for maintenance cleaning of the fuel injectors.
040089015N2018-05-07. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. This warranty administration bulletin provide policy information on required operating procedures.
030603004T2018-05-07. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. Battery Testing and Warranty Replacement Requirements (North America ONLY)
030603004S2018-05-07. Service bulletin. ELECTRICAL SYSTEM. This warranty administration bulletin provides policy information on the requirements for battery testing and warranty replacements.
174062018-05-07. Service bulletin. STEERING; ELECTRICAL SYSTEM. 17406 - Service Update. Vehicles may be missing a seal plug in the electric power steering (EPS) connector cavity leading to corrosion. Vehicle may lose steering assist and/or set diagnostic trouble codes and driver information center messages. Dealers are to inspect EPS connector for missing seal plug and water intrusion or corrosion. Replace the EPS connector and electric dual pinion rack and power steering gear if water intrusion or corrosion is found.
17409 (Bulletin2018-05-07. Service bulletin. WHEELS:LUGS/NUTS/BOLTS/STUDS; STRUCTURE. 17409 - Customer Satisfaction. Certain vehicles, that have had an engine replacement may have the wrong torque applied to front cradle-to-body bolts (M14) and front cradle stabilizer brackets-to-body bolts (M10). The Engine Replacement Service Procedure in the vehicle Service Information instructs technicians to use improper torque values when reattaching the cradle. Dealers will replace bolts (M14 and M10), verify cradle alignment and apply the correct torque to attaching bolts.
17415 (Bulletin2018-05-07. Service bulletin. STEERING; POWER TRAIN. 17415-Service Update. Certain vehicles may have a condition in which the inner front-of-dash seal for the steering shaft may not be properly installed. If this condition is present water could accumulate inside the lower steering boot and, over time, cause corrosion of the intermediate and pinion steering shafts. This corrosion could damage the pinion seal, allowing water to reach the torque sensor. Dealers will inspect the inner intermediate steering shaft boot, and replace if necessary.

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