Manufacturer Communications

Vehicles / Buick / Lacrosse
Bulletin Number Vehicle Make Vehicle Model Model Year Summary
PIC6424 BUICK LACROSSE 2019 This Preliminary information communicates a condition where there is only newer hardware available when replacing the Active Safety Control Module. Th
PI1049 BUICK LACROSSE 2014 2014 Buick LaCrosse New Model Features The purpose of this bulletin is to help the Service and Sales Department personnel become familiar with the
17415 BUICK LACROSSE 2017 Condition Certain 2017 model year Buick LaCrosse vehicles may have a condition in which the inner front-of-dash seal for the steering shaft may not be
17409 BUICK LACROSSE 2017 Certain 2017 model year Buick LaCrosse or GMC Acadia vehicles, that have had an engine replacement may have the wrong torque applied to front cradle-
PIC6424 BUICK LACROSSE 2019 This Preliminary information communicates a condition where there is only newer hardware available when replacing the Active Safety Control Module. Th
PIC6265E BUICK LACROSSE 2020
18NA054 BUICK LACROSSE 2018 This technical bulletin provides a service procedure to correct a customer concern of Momentary Sharp Deceleration During 1-2 Upshift or a Momentary N
N202312030 01 BUICK LACROSSE 2018 Service Update Bulletin (revised service procedure). In vehicles equipped with a 2.5L engine, the Engine Control Module (ECM) may not respond to test
N202312030 BUICK LACROSSE 2018 Service Update Bulletin. In vehicles equipped with a 2.5L engine, the Engine Control Module (ECM) may not respond to test tools with the correct Calib
N192216310 BUICK LACROSSE 2019 N192216310 - Service Update - Certain vehicles may have a condition wherethe customer may be able to shift out of park with and expired latent fault m
18NA136 BUICK LACROSSE 2018 This technical bulletin provides a procedure to add a washer to prevent the rear shock outer housing making solid contact with the shock mount isolati
18NA221 BUICK LACROSSE 2019 This technical bulletin provides a procedure to program the radio to correct a condition of Circular Image Distortion in circle icons and Buick Tri-Sh
PIC6236D BUICK LACROSSE 2017 This Preliminary Information communication provides information to the technician about vehicles that have Service Engine Soon on, a ?Service Transmis
N192266190 01 BUICK LACROSSE 2018 N192266190 01 - Service Update. Certain 2018 model year Buick LaCrosse, Enclave, Cadillac XT5 and Chevrolet Traverse vehicles may have an engine contr
N192266190 BUICK LACROSSE 2018 N192266190 - Service Update. Certain vehicles may have an engine control software issue that can occur during a stop/start event that is causing driva
18NA146 BUICK LACROSSE 2018 This warranty administration bulletin provides policy information, proper labor operation selection and causal part identification for warranty transa
N182188250 BUICK LACROSSE 2018 Certain 2016-2018 model year Chevrolet Malibu, 2017-2018 model year Buick LaCrosse, and 2018 model year Buick Regal vehicles may have a condition whic
PIP4992D BUICK LACROSSE 2016
17NA292 BUICK LACROSSE 2018 This technical bulletin provides a procedure to inspect the wires and/or replace the Valve Rocker Arm Oil Control Valves if the DTCs listed are set.<b
17176 BUICK LACROSSE 2017 17176 - Service Update. On certain vehicle the transmission cooler line seal may not have been pierced when the transmission cooler lines were connect
PIC6306A BUICK LACROSSE 2018
17NA326 BUICK LACROSSE 2018 This Technical bulletin provides information for rear brake pad replacement to correct a squeak type noise heard from the rear brakes when cold.<br />
17339 BUICK LACROSSE 2018 17339 - Service Update. Certain vehicles equipped with a spare tire (RPO QCL), may have a spare wheel assembly installed that will not have the corre
PIC6306 BUICK LACROSSE 2018 The Preliminary Information communicates that avehicle may come into the dealer with a SES light on and code P0446 set in Engine Control Module. Deale
18NA163 BUICK LACROSSE 2018 This technical bulletin provides a procedure to replace both front lower control arms to correct the condition of Front End Rattle Noise when Braking
PIC6335B BUICK LACROSSE 2019 This Preliminary Information communication provides information to the technician about vehicles that may have Circular Distortion in the Circle Icons
PIC5466B BUICK LACROSSE 2012
PI1190A BUICK LACROSSE 2015 This preliminary bulletin provides a procedure to replace the sunroof sunshade if it binds or doesn?t retract properly.<br />
17NA021 BUICK LACROSSE 2018 This technical bulletin provides a procedure for replacing the oil pump, power brake booster and power brake booster vacuum hose to eliminate a hard b
PIT5513J BUICK LACROSSE 2019
PIC6344 BUICK LACROSSE 2019 This Preliminary information communicates that a vehicle may come to the dealer with a complaint of a no start or a stall condition. The dealer techni
PIP5568E BUICK LACROSSE 2018 This Preliminary information communicates there is an investigation into cause and correction for this group of DTC's setting together. (P0011, P0014
18NA054 BUICK LACROSSE 2018 This technical bulletin provides a procedure to replace the transmission valve body separator plate for an upshift condition.<br />
18NA086 BUICK LACROSSE 2018 This technical bulletin provides a procedure to replace the Front Seat Lane Departure Warning Actuator if the B172E is set in the seat control module.
PIC6341 BUICK LACROSSE 2019 This Preliminary information communicates that a customer may bring a vehicle in with a complaint that the engine rpm increased and/or the vehicle dow
17247 BUICK LACROSSE 2018 17247 - Service Update. Certain vehicles may exhibit a rattle noise in the rear of the vehicle. This noise may be caused by a loose rear suspension bo
PIC4996A BUICK LACROSSE 2018 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
18175 BUICK LACROSSE 2019 18175 - Service Update. vehicles may have the incorrect bolt installed on the brake pedal assembly box. Inspect and replace bolts.<br />
PIC5964B BUICK LACROSSE 2016 This Preliminary Information communication advises the technician how to determine if a vehicle is equipped with fog lights. Technician will need to c
PIC6334 BUICK LACROSSE 2018 This Preliminary information communicates that a p0A90 could be caused by a missing Stop bolt and Brace. This is for the lower tensioner that can tave
PIP5568 BUICK LACROSSE 2018 This Preliminary information communicates there is an investigation into cause and correction for this group of DTC&amp;#39;s setting together. (P001
PIP5568A BUICK LACROSSE 2018 This Preliminary information communicates there is an investigation into cause and correction for this group of DTC&amp;#39;s setting together. (P001
PIC6335 BUICK LACROSSE 2018 This Preliminary Information communication provides information to the technician about vehicles that may have Circular Distortion in the Circle Icons
PIC5953D BUICK LACROSSE 2018 This Preliminary Information communication provides information to the technician about vehicles that may have an issue when using Bluetooth voice rec
PIP5454 BUICK LACROSSE 2017 This Preliminary information communicates a calibration concern for DTC&amp;#39;s P05CC, P05CD, P05CE, and P05CF and how to handle the situation until
GCUS-3-852 BUICK LACROSSE 2017 17075 - Certain vehicles, may have a condition in which the Transmission Range Control Module (TRCM) may develop a broken actuator gear. If the gear b
PIC6232A BUICK LACROSSE 2019 This Preliminary Information communication provides information to the technician about vehicles that have the outside air temperature display reading
PI1036A BUICK LACROSSE 2014 SUMMARY TO BE PROVIDED ON A FUTURE DATE.<br />
PIC5937A BUICK LACROSSE 2014 SUMMARY TO BE PROVIDED ON A FUTURE DATE.<br />
PIT5513G BUICK LACROSSE 2018 This Preliminary Information communication advises the technician that the Technical Assistance Center TAC has a part restriction for the hybrid/EV ba
PIP5545A BUICK LACROSSE 2018 This Preliminary information communicates a possible noise from the water pump causing a DTC and the diagnostics for the repair.<br />
18175 BUICK LACROSSE 2018 18175 - Service Update. vehicles may have the incorrect bolt installed on the brake pedal assembly box. Inspect and replace bolts.<br />
PIT5590B BUICK LACROSSE 2018 This Preliminary information communicates to the technician, that they may be working on a concern of a Service Driver Assist System Message with B172
PIC6335A BUICK LACROSSE 2018 This Preliminary Information communication provides information to the technician about vehicles that may have Circular Distortion in the Circle Icons
PIT5513F BUICK LACROSSE 2018 This Preliminary Information communication advises the technician that the Technical Assistance Center TAC has a part restriction for the hybrid/EV ba
PIP5568B BUICK LACROSSE 2018 This Preliminary information communicates there is an investigation into cause and correction for this group of DTC&amp;#39;s setting together. (P001
PI1190A BUICK LACROSSE 2015 This preliminary bulletin provides a procedure to replace the sunroof sunshade if it binds or doesn?t retract properly.<br />
PI1320 BUICK LACROSSE 2015 This preliminary bulletin provides a procedure to check and repair the right side air bag electrical connector to correct the customers concern of the
17NA326 BUICK LACROSSE 2018 This Technical bulletin provides information for rear brake pad replacement to correct a squeak type noise heard from the rear brakes when cold.<br />
18NA054 BUICK LACROSSE 2018 This technical bulletin provides a procedure to replace the transmission valve body separator plate for an upshift condition.<br />
17NA103 BUICK LACROSSE 2017 This Technical bulletin explains how the airbag electrical connector may not be installed completely and may need to be re connected to correct the co
PI1294 BUICK LACROSSE 2014 This preliminary bulletin provides a procedure to check the EPS power and ground and reprogram the p/s module to correct the customers concern of the
PI0924A BUICK LACROSSE 2014 This preliminary bulletin provides a procedure to install a new relay to control the trunk opening up when the button has been accidently pressed.<br
PIE0316A BUICK LACROSSE 2014 This engineering information bulletin is requesting information from dealers on a customer concern that a Battery Saver Active message is displayed on
PI1392 BUICK LACROSSE 2015
18NA131 BUICK LACROSSE 2018 This informational bulletin provides a diagnostic procedure for the technician when diagnosing a short in the fuel control system.<br />
18NA054 BUICK LACROSSE 2018 This technical bulletin provides a procedure to replace the transmission valve body separator plate for an upshift condition.<br />
17NA317 BUICK LACROSSE 2018 This technical bulletin provides a procedure to repair the crankshaft positioning sensor wiring harness by installing a new wiring harness.<br />
18NA113 BUICK LACROSSE 2018 This bulletin provides procedure information for hard to fuel and/or fuel filling station nozzle shuts off repeatedly due to the vapor generation redu
PIC6268 BUICK LACROSSE 2017 This Preliminary information communicates that a customer may complain of a brake squeak or squeal noise. This noise will usually occur when the vehic
PIC6265 BUICK LACROSSE 2017 This Preliminary information communicates thata vehicle may exhibit a Adaptive Cruise Control Unavailable and/or Lane Keep Assist Unavailable message.
PIC6229A BUICK LACROSSE 2017 This Preliminary Information communication provides information to the technician about vehicles that have a crank but engine does not start concern.
17-NA-179 BUICK LACROSSE 2017 This technical bulletin provides a procedure to reprogram the radio to correct brightness with the display for the rear view camera.<br />
17-NA-156 BUICK LACROSSE 2017 This technical bulletin provides a procedure to reprogram the ECM to correct the condition of DTC P0336 Crankshaft Position Sensor Performance due to
PIP4920N BUICK LACROSSE 2014 This Preliminary Information communication advises the technician that the Battery Energy Control Module and Generator Control and Battery Module will
16NA348 BUICK LACROSSE 2014 This technical bulletin provides a procedure to install dust deflectors when replacing wheel bearings on vehicles no matter what the concern is of the
PIC6078 BUICK LACROSSE 2015 This Preliminary Information communication provides information to the technician about vehicles that may have a touch screen selection will highlight
16NA051 BUICK LACROSSE 2017 This technical bulletin provides a procedure for connector kit and ambient air temperature sensor harness replacement due to active shutters being ino
18046 BUICK LACROSSE 2018 18046 - Service Update. On certain vehicles, the motor generator unit (MGU) coolant hose may contact the battery power inverter module (BPIM). Custom
17409 (Bulletin BUICK LACROSSE 2017 17409 - Customer Satisfaction. Certain vehicles, that have had an engine replacement may have the wrong torque applied to front cradle-to-body bolts (
17415 (Bulletin BUICK LACROSSE 2017 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
PI0976 BUICK LACROSSE 2011 This preliminary informational bulletin provides information on Shudder/Vibration on Launch after Shifting from Reverse to Drive Condition.<br />
16-NA-039 BUICK LACROSSE 2017 This Technical bulletin provides a procedure to inspect the intermediate steering shaft inner and outer boots for being out of position to correct a g
PIP5486C BUICK LACROSSE 2018 This Preliminary information communicates possible concerns and a diagnostic strategy to locate and repair various noises within the engine as well as
PI1320 BUICK LACROSSE 2015 This preliminary bulletin provides a procedure to check and repair the right side air bag electrical connector to correct the customers concern of the
PIP5493F BUICK LACROSSE 2018 This Preliminary information communicates diagnostic tips for misfires on active fuel management cylinders and engineering investigations into cylinde
PI1190A BUICK LACROSSE 2015 This preliminary bulletin provides a procedure to replace the sunroof sunshade if it binds or doesn?t retract properly.<br />
PI1294A BUICK LACROSSE 2014 This preliminary informational bulletin provides repair information on correcting a customer concern of intermittent service power steering message di
17NA399 BUICK LACROSSE 2018 This technical bulletin provides a procedure to clean out the HVAC drain hose if a vehicle has a condition of Front Carpet Wet and/or Musty Smell with
16NA051 BUICK LACROSSE 2018 This technical bulletin provides a procedure for connector kit and ambient air temperature sensor harness replacement due to active shutters being ino
PI1445 BUICK LACROSSE 2015 This preliminary informational bulletin provides repair information for a customer concern of Malfunction Indication Lamp (MIL) on, and a technician m
18NA097 BUICK LACROSSE 2018 This technical bulletin provides a procedure to reprogram the TCM to correct a condition of Vehicle Wont Shift Out of Park, Stuck in Gear or Tie Up Fe
PIT5513E BUICK LACROSSE 2018 This Preliminary Information communication advises the technician that the Technical Assistance Center TAC has a part restriction for the hybrid/EV ba
16-NA-379 BUICK LACROSSE 2017 This technical bulletin provides a procedure to program the CCM and the TRCM to correct the customers concern of the parking brake applying without ha
16-NA-373 BUICK LACROSSE 2017 This technical bulletin provides a procedure to reprogram the TRCM to correct the customers concern of the Service Transmission and MIL on.<br />
16-NA-197 BUICK LACROSSE 2017 This technical bulletin provides a procedure for replacing the sunroof wiring jumper harness due to the sunroof glass and/or sunroof sunshade is inope
16-NA-051 BUICK LACROSSE 2017 This technical bulletin provides a procedure for connector kit and ambient air temperature sensor harness replacement due to active shutters being ino
PIC6236C BUICK LACROSSE 2017 This Preliminary Information communication provides information to the technician about vehicles that have Service Engine Soon on, a &amp;ldquo;Servic
17NA329 BUICK LACROSSE 2018 This Technical bulletin Reprograms the Radar Sensor Module-Long Range to correct a Forward Collision Alert Inoperative, Unwanted Application of Emerge
PIP5512 BUICK LACROSSE 2018 This Preliminary information communicates that the valve body assembly for any vehicle equipped with a 9T50/60 transmission assembly equipped with the
12238B BUICK LACROSSE 2013 12238B - Service Update (revised population). The Generator Control Module (GCM) may not function properly, resulting in the gradual loss of battery c
17-NA-081 BUICK LACROSSE 2017 This technical bulletin provides guidelines and repair information to correct a customer concern of a wind noise coming front the front door.<br />
PI0745C BUICK LACROSSE 2013 This preliminary informational bulletin provides a procedure on how to correctly check and adjust fuses within the instrument panel fuse block for con
17NA390 BUICK LACROSSE 2018 This technical bulletin provides a procedure to check the temp sensor connection and program the ECM.<br />
17NA190 BUICK LACROSSE 2018 This informational bulletin provides information for technicians during diagnosis for DTC U0420.<br />
PI1205 BUICK LACROSSE 2014 This preliminary bulletin provides a procedure to reprogram the headlamp control module to correct the customers concern of the adaptive forward light
PI0659D BUICK LACROSSE 2014 This preliminary bulletin provides a procedure to repair or replace the steering column seal to correct the customers concern of a groan, squeak or ru
PIP5432A BUICK LACROSSE 2018 This Preliminary Information communication advises the technician that the Technical Assistance Center TAC has a part restriction for theGenerator Con
PI0745C BUICK LACROSSE 2013 This preliminary informational bulletin provides a procedure on how to correctly check and adjust fuses within the instrument panel fuse block for con
PI1159B BUICK LACROSSE 2014 This preliminary bulletin provides a procedure to reprogram the radio to correct the customers concern of XM issues, rear view camera issues and favo
PI0659C BUICK LACROSSE 2014 This preliminary bulletin provides a procedure to repair or replace the steering column seal to correct the customers concern of a groan, squeak or ru
PIP5552 BUICK LACROSSE 2018 This Preliminary information communicates a concern of a MIL on with P0459 or P0443 setting and engineering investigating this condition.<br />
PIT5513D BUICK LACROSSE 2018 This Preliminary Information communication advises the technician that the Technical Assistance Center TAC has a part restriction for the hybrid/EV ba
PIP5486B BUICK LACROSSE 2018 This Preliminary information communicates possible concerns and a diagnostic strategy to locate and repair various noises within the engine as well as
PIP5381D BUICK LACROSSE 2017 This Preliminary Information communication advises the technician the AF50 AISIN 8 Speed Transmission and TCM are no longer onexchange.<br />
PIP5512B BUICK LACROSSE 2018 This Preliminary information communicates that the restriction for the GF9 trans assembly has ended.<br />
17NA326 BUICK LACROSSE 2018 This Technical bulletin provides information for rear brake pad replacement to correct a squeak type noise heard from the rear brakes when cold.<br />
16NA348 BUICK LACROSSE 2014 This technical bulletin provides a procedure to install dust deflectors when replacing wheel bearings on vehicles no matter what the concern is of the
16NA183 BUICK LACROSSE 2017 This technical bulletin provides a procedure to inspect and if needed, repair the shifter knob if found not installed completely.<br />
GCUS-3-714 BUICK LACROSSE 2017 16069 - Stop Delivery - Stop delivery of certain vehicles.<br />
GCUS-3-715 BUICK LACROSSE 2017 16069 - Customer Satisfaction Program. Involved vehicles may have a condition in which the front portion of the rear propeller shaft slips out of the
PI0659A BUICK LACROSSE 2013 This preliminary informational bulletin provides information on inspecting the steering column seal, adjusting the electronic power steering wire harn
PI1126 BUICK LACROSSE 2014
PI0954 BUICK LACROSSE 2010 This preliminary information bulletin provides information on Service Suspension Message With Any Malfunction Codes C0595, C0600, C0605, C0670 or C067
17NA292 BUICK LACROSSE 2018 This technical bulletin provides a procedure to inspect the wires and/or replace the Valve Rocker Arm Oil Control Valves if the DTCs listed are set.<b
PI1228 BUICK LACROSSE 2014 This preliminary bulletin provides a procedure to clear all the codes from the BECM and not replace it until confirmed, and the customers concern of t
PI0924B BUICK LACROSSE 2014 This preliminary bulletin provides a procedure to install a new relay to control the trunk opening up when the button has been accidently pressed.<br
PI1159C BUICK LACROSSE 2014 This preliminary bulletin provides a procedure to reprogram the radio to correct the customers concern of XM issues, rear view camera issues and favo
17406 BUICK LACROSSE 2018 17406 - Service Update. Vehicles may be missing a seal plug in the electric power steering (EPS) connector cavity leading to corrosion. Vehicle may l
16-NA-373 BUICK LACROSSE 2017 This technical bulletin provides a procedure to reprogram the TRCM to correct the customers concern of the Service Transmission and MIL on.<br />
17-NA-227 BUICK LACROSSE 2018 This informational Bulletin provides some Diagnostic Tips for preventing unnecessary HV Battery Pack replacement.<br />
PIC6229B BUICK LACROSSE 2018 This Preliminary Information communication provides information to the technician about vehicles that have a crank but engine does not start concern.T
PIP5366B BUICK LACROSSE 2018 This Preliminary Information communication provides information to the technician that some owners may notice at roughly 3/4 of the way through the ac
PIP5486A BUICK LACROSSE 2018 This Preliminary information communicates possible concerns and a diagnostic strategy to locate and repair various noises within the engine as well as
PIP5512A BUICK LACROSSE 2018 This Preliminary information communicates that the valve body assembly for any vehicle equipped with a 9T50/60 transmission assembly equipped with the
PIC6126 BUICK LACROSSE 2016 This Preliminary Information communication advises the technician to update the seat memory control module using the latest calibration in service pro
PIP5493E BUICK LACROSSE 2018 This Preliminary information communicates diagnostic tips for misfires on active fuel management cylinders and engineering investigations into cylinde
PIP5545 BUICK LACROSSE 2018 This Preliminary information communicates a possible noise from the water pump causing a DTC and the diagnostics for the repair.<br />
GCUS-3-876 BUICK LACROSSE 2017 17086 - Service Update - Certain vehicles may have been built with an unnecessary gasket in the high pressure fuel pump assembly. The fuel pump may we
GCUS-9-3286 BUICK LACROSSE 2014 16115 Special Coverage. On some vehicles, a P0014/P0024 (Exhaust Camshaft Position Performance ? Bank 1 / Bank 2) diagnostic trouble code may set as a
GCUS-3-778 BUICK LACROSSE 2017 16159 Service Update. On certain vehicles with an 8-speed transmission (MRC), under certain downhill driving conditions, these vehicles may inappropri
PIP5209 BUICK LACROSSE 2014 This Preliminary Information communication provides information to the technician about vehicles that have Diagnostic Trouble Code P00C6 and/or P228C
PIC5916C BUICK LACROSSE 2014 This Preliminary Information communication provides information to the technician about vehicles that have Steering wheel control switches will have n
PIT5590A BUICK LACROSSE 2018 This Preliminary information communicates to the technician, that they may be working on a concern of a Service Driver Assist System Message with B172
G-158994 BUICK LACROSSE 2013 12238D - Service Update (revised part numbers &amp; instructions). The generator control module (GCM) may not function properly, resulting in the grad
PIC6232 BUICK LACROSSE 2017 This Preliminary Information communication provides information to the technician about vehicles that have the outside air temperature display readin
PIP5209B BUICK LACROSSE 2014 This Preliminary Information communication provides information to the technician about vehicles that have Diagnostic Trouble Code P00C6 and/or P228C
PIC6052 BUICK LACROSSE 2014 This Preliminary Information communication provides information to the technician about vehicles that have a blind side alert may become active with n
PIC6060 BUICK LACROSSE 2015 This Preliminary Information communication provides information to the technician about vehicles that may have a no crank concern with a fob program m
PIC5910A BUICK LACROSSE 2015 This Preliminary Information communication provides information to the technician about vehicles that may have a Diagnostic Trouble Code B124B sym 04

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