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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
16-NA-1292018-05-21. Service bulletin. POWER TRAIN. This informational bulletin advises the technician not to change the crankshaft balancer if it has the illusion of a wobble or vibration appearance.
16-NA-1092018-05-21. Service bulletin. STEERING. This technical bulletin provides a procedure inspecting for excess grease or Sealant on the Exterior of the steering gear due to seeing grease or sealant on certain locations on the gear.
16-NA-0392018-05-21. Service bulletin. STEERING. This Technical bulletin provides a procedure to inspect the intermediate steering shaft inner and outer boots for being out of position to correct a groan, squeak or rub noise heard when turning the steering wheel.
06-08-47-001M2018-05-21. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. This information bulletin explains the labor operation numbers used for submitting warranty claims and how to setup, and reprogram modules.
PIE0385A2018-05-21. 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.
16-NA-3882018-05-21. Service bulletin. FORWARD COLLISION AVOIDANCE: SENSING SYSTEM: CAMERA; ELECTRICAL SYSTEM; EQUIPMENT. This technical bulletin provides a procedure to reprogram the FVCM if the battery has issues that are related to the front camera module.
16-NA-3792018-05-21. Service bulletin. PARKING BRAKE; ELECTRICAL SYSTEM; POWER TRAIN:AUTOMATIC TRANSMISSION. This technical bulletin provides a procedure to program the CCM and the TRCM to correct the customers concern of the parking brake applying without having to activate the switch.
16-NA-3732018-05-21. Service bulletin. EQUIPMENT; POWER TRAIN. This technical bulletin provides a procedure to reprogram the TRCM to correct the customers concern of the Service Transmission and MIL on.
16-NA-3712018-05-21. Service bulletin. EQUIPMENT; ELECTRICAL SYSTEM. This informational bulletin explains how the technician no longer needs to perform the 3 hour battery relearn procedure on 2017 vehicles with Start/Stop.
16-NA-1972018-05-21. Service bulletin. ELECTRICAL SYSTEM:WIRING; VISIBILITY:SUN/MOON ROOF ASSEMBLY. This technical bulletin provides a procedure for replacing the sunroof wiring jumper harness due to the sunroof glass and/or sunroof sunshade is inoperative.
PIC63032018-05-21. Service bulletin. ENGINE; POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM). This Preliminary information communicates to look for other codesP0AEE, P0AF3, P0BD2, P0BD7, P0BDC, P0BE1 if a customer comes in with a Mil Request.
PIC6296A2018-05-21. Service bulletin. EQUIPMENT:ELECTRICAL; EQUIPMENT. This Preliminary Information communication provides information to the technician that when scanning a vehicle for Diagnostic Trouble Codes, may find a temporary loss of Human Machine Interface communication with Global Diagnostic System 2. Technician should not replace the Human Machine Interface for this concern, power cycling of the Human Machine Interface fuse should restore communication. Technician should be advised that the Human Machine Interface and Global Diagnostic System 2 interaction concern has been reported to engineering for root cause and correction.
PIC6236C2018-05-21. Service bulletin. STRUCTURE:FRAME AND MEMBERS; POWER TRAIN:AUTOMATIC TRANSMISSION. This Preliminary Information communication provides information to the technician about vehicles that have Service Engine Soon on, a “Service Transmission Now, Unable to Shift Soon” message or possibly the vehicle will not shift out of park at times. Technician will find Diagnostic Trouble Code P07BE or P17F3 in the Chassis Control Module. Technician will need to update the Chassis Control Module with the latest software available in Tis-2-Web. If the vehicle returns or the vehicle was built after the build date shown technician is directed to test for terminal concerns and is advised that an updated shift lever knob is now available.
PIT5301B2018-05-21. Service bulletin. EQUIPMENT:ELECTRICAL; EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.; EQUIPMENT. This Preliminary Information communication advises the technician that Diagnostic Trouble Code B127E in the Human Machine Interface with Regular Production Option Code U42 or UWG will be current when playing a DVD or Blu-Ray on the Integrated Center Stack display. When the disc is ejected the Diagnostic Trouble Code will be history. If the Diagnostic Trouble Code B127E remains current after ejecting the disc follow Service Information diagnostic procedure instructions for B127E with Regular Production Option Code U42 or UWG.
PIT5411H2018-05-21. Service bulletin. EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.. This Preliminary Information communication advises the technician that the Human Machine Interface, Radio or Tuner, radio controls, Integrated Center Stack, display, and Media Disc Players are placed on restriction through the General Motors Technical Assistance Center. Dealer will need to contact General Motors Technical Assistance Center for further assistance.
PIP5163C2018-05-21. Service bulletin. ENGINE. This Preliminary Information communication provides information to the technician about engine block of possible cylinder bore damage, scoring or out of round as the possible cause of engine oil consumption, misfire, cylinder leakage or blow by. Technician will need to inspect the engine for Cylinder damage or scoring, An out of round cylinder bore, Dirt intrusion, and Catalytic Converter failure.
PIT5119E (1)2018-05-21. Service bulletin. ELECTRICAL SYSTEM:IGNITION. This Preliminary Information communication provides information to the technician about vehicles that the keyless entry is inoperative. Technician should inspect the ignition key cylinder door sticks in the up position. If the door is found open do not replace the ignition key cylinder, use a Lubriplate type of lubrication spray and lubricate the ignition key cylinder door. Insert the tip of the key in and out to verify the door of the cylinder is not sticking.
PIT5119E2018-05-21. Service bulletin. ELECTRICAL SYSTEM:IGNITION:ANTI-THEFT:CONTROL MODULE; ELECTRICAL SYSTEM:IGNITION. This Preliminary Information communication provides information to the technician about vehicles that the keyless entry is inoperative. Technician should inspect the ignition key cylinder door sticks in the up position. If the door is found open do not replace the ignition key cylinder, use a Lubriplate type of lubrication spray and lubricate the ignition key cylinder door. Insert the tip of the key in and out to verify the door of the cylinder is not sticking.
PIC5932B2018-05-21. Service bulletin. EQUIPMENT:ELECTRICAL. This Preliminary Information communication provides information to the technician about customers that may complain of various concerns when using Bluetooth components. Technician should use the Preliminary Information to gather information from the customer on their Bluetooth device and the concern they are having before calling General Motors Technical Assistance Center.
PIC62972018-05-21. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION; POWER TRAIN:MANUAL TRANSMISSION. This Preliminary information communicates that engineering is working on a fix for P3260.
PIP5493C2018-05-21. Service bulletin. ENGINE; EQUIPMENT:MECHANICAL. 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.
PIC62962018-05-21. Service bulletin. ELECTRICAL SYSTEM. This Preliminary Information communication provides information to the technician that when scanning a vehicle for Diagnostic Trouble Codes, may find a temporary loss of Human Machine Interface communication with Global Diagnostic System 2. Technician should not replace the Human Machine Interface for this concern, power cycling of the Human Machine Interface fuse should restore communication. Technician should be advised that the Human Machine Interface and Global Diagnostic System 2 interaction concern has been reported to engineering for root cause and correction.
PIE04132018-05-21. Service bulletin. ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:MANIFOLD/HEADER/MUFFLER/TAIL PIPE; ENGINE. This engineering informational bulletin is requesting information from the field on vehicles that have the condition of Malfunction Indicator Lamp Illuminated with DTC P0171 and/or P0174.
PIE0400A2018-05-21. Service bulletin. ENGINE. This engineering informational bulletin is ending the need for information from the field on vehicles that have the condition of Oil Leak Between Upper and Lower Oil Pan.
PI1410B2018-05-21. Service bulletin. PARKING BRAKE. 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.