WenmarOpen by Wenmar Pro

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.

By type

By component

By trouble code

By topic

Only bulletins with component: Equipment and accessories are shown. Show all

Bulletins, newest first
PI1238C2017-08-15. Service bulletin. EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.; ELECTRICAL SYSTEM:SOFTWARE. This preliminary informational bulletin provides radio programming information to correct customer concerns about no XM on start-up when manually tuned and/or using voice recognition, no radio wake-up, rear view camera and OnStar handsfree calling issues, favorite stations stored twice and/or disappear.
05-00-89-055E2017-08-15. Service bulletin. EQUIPMENT ADAPTIVE/MOBILITY. This warranty administration bulletin provides information to clarify proper transaction administration of GM Dealer Empowerment Program and Goodwill Cases.
PI1018A2017-08-15. Service bulletin. EQUIPMENT:ELECTRICAL; ELECTRICAL SYSTEM:IGNITION. This preliminary informational bulletin adds the 2015 model year to repair information on correcting a customer concern of poor, limited, reduced Remote Keyless Entry (RKE) or Remote Vehicle Start (RVS) range.
03-08-46-004N2017-08-15. Service bulletin. EQUIPMENT:ELECTRICAL. This informational bulletin provides information on Part Restriction and Ordering Process Information for OnStar Vehicle Communication Interface Modules (VCIM).
06-00-89-026L2017-08-15. Service bulletin. SERVICE BRAKES; EQUIPMENT:ELECTRICAL; ENGINE AND ENGINE COOLING:EXHAUST SYSTEM; EQUIPMENT:APPLIANCE:AIR CONDITIONER; POWER TRAIN:AXLE ASSEMBLY; EQUIPMENT ADAPTIVE/MOBILITY; ELECTRICAL SYSTEM. This warranty administration bulletin provide policy information on a revised customer concern not duplicated/verified labor operation numbers and how to submit CCND.
06-06-01-010B2017-08-15. Service bulletin. EQUIPMENT:MECHANICAL; ENGINE AND ENGINE COOLING. This informational bulletin provides information on close-coupled converter and engine replacement.
PIC5626B2017-08-15. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL; ELECTRICAL SYSTEM:12V/24V/48V BATTERY. This Preliminary Information communication provides information to the technician about vehicles that have the 12V Battery is discharged with a Service Charging System Message, a Malfunction Indicator Lamp and Red Battery Light on.
PIP4990D2017-08-15. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. This Preliminary Information communication provides information to the technician about vehicles with the service engine soon lamp that comes on. Technician may find Diagnostic Trouble Code U0101. Technician should review the appropriate Service Information diagnostics for DTC U0101. Also gather all other diagnostic trouble codes in the vehicle and which modules they are set in. The transmission connector pins should be checked for damaged terminals or poor terminal fit. Also inspect the under hood fuse block for damaged terminals or poor terminal fit and mis-positioned fuses in fuse block. Inspect the ground for the Transmission Control Module. Technician should refer to Service Information automatic transmission controls schematics to determine the ground identification.
PIC5959C2017-08-15. Service bulletin. EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.. This Preliminary Information communication provides information to the technician about vehicle that has no XM audio on certain channels but XM channel info is displayed. Technician will need to contact XM and deactivate and activate the module.
PIP5338A2017-08-15. Service bulletin. EQUIPMENT. This Preliminary Information communication provides information to the technician about vibration complaints that are one of the most challenging complaints to accurately diagnose and repair. Technician will need to use Pico Oscilloscope Diagnostic Kit to effectively diagnosis vehicles. Technician should drive the vehicle will using the Pico Oscilloscope to record data. After the data is recorded it should be reviewed to determine the root cause of the concern. If a repair attempt made the concern better but not eliminated or had no affect at all, and are requesting assistance from General Motors Technical Assistance Center record another Pico file and save it to the computer. After the new Pico Oscilloscope data has been saved email the data to General Motors Technical Assistance Center in the subject line include “Vibration” “Business Associate Code” and the last 8 of the Vehicle Identification Number.
GCUS-3-8482017-08-15. Service bulletin. EQUIPMENT:ELECTRICAL. 44180 02 - Customer Satisfaction. Certain vehicles may have key codes which were inappropriately handled by a third party which could increase the risk of vehicle theft. Dealers are to replace all applicable keys and lock cylinders with new key configurations.
PIT4733K2017-08-15. Service bulletin. EQUIPMENT:ELECTRICAL:NAVIGATIONAL SYSTEM(GLOBAL POSITIONING SYSTEM). This Preliminary Information communication provides information to the technician that customers may inquire as to the availability of OnStar bluetooth on their vehicle. Technician should be advised that Vehicles with Regular Production Option Code (UPF or UWE) offer Bluetooth through the OnStar system.
PIC5759B2017-08-15. Service bulletin. ELECTRICAL SYSTEM; EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.. This Preliminary Information communication provides information to the technician about vehicles that have a message on the radio ?maximum number of phones are currently paired to the vehicle?. Dealer should advise the customer this is normal operation of the vehicle due to the maximum number of five phones can be paired to a vehicle.
PIT5236J2017-08-15. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE; EQUIPMENT:ELECTRICAL:NAVIGATIONAL SYSTEM(GLOBAL POSITIONING SYSTEM). 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 need to ensure campaigns 14395 or 15086 are completed. Technician will need to use Global Diagnostic System 2 and gather information and contact General Motors Technical Assistance Center for further assistance.
PIC5491C2017-08-15. Service bulletin. EQUIPMENT ADAPTIVE/MOBILITY; ELECTRICAL SYSTEM. This Preliminary Information communication provides information to the technician about vehicles that have an OnStar system that will not power up. Technician should turn off the ignition and cancel retained accessory power. After the vehicle has powered down, remove power to the OnStar module for five minutes. After the power has been removed for five minutes, if the OnStar system is working release the vehicle. If the OnStar system is still inoperative continue with published Service Information diagnostics. Technician may need to contact General Motors Technical Assistance Center depending on the STID, Station ID, or OnStar Customer Identifier.
PIT4911U2017-08-15. Service bulletin. EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.; ELECTRICAL SYSTEM. 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.
PIT3099K2017-08-15. Service bulletin. EQUIPMENT. This Preliminary Information communication provides information to the technician about installing General Motors Accessory pats. Technician can check Service Information for some accessories. Technician can also contact Partech for assistance.
PIC5892A2017-08-15. Service bulletin. EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.; EQUIPMENT ADAPTIVE/MOBILITY. This Preliminary Information communication provides information to the technician about vehicles that have display is blank, but audio may or may not be present. Technician will need to use Global Diagnostic System 2 to check the Surrogate MOST Master Node Upstream Position is stored in Radio Data Display. Also technician will need to gather more information and contact General Motors Technical Assistance Center for further assistance.
PIT52142017-08-15. Service bulletin. EQUIPMENT. This Preliminary Information communication provides information to the technician about vehicles that have had multiple repair attempts are being performed on customer?s vehicles that exhibit vibration conditions without utilizing the support of General Motors Technical Assistance Center. If valid vibration frequency or Road Force Variation data has been collected and a repair attempt does not correct the customer complaint, contact General Motors Technical Assistance Center for further support. For any vehicles that remains unrepaired after being at the dealer for three days or more and a related bulletin or PI is not found, contact General Motors Technical Assistance Center for further support.
PIT5074G2017-08-15. Service bulletin. EQUIPMENT. 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.
PIP4902G2017-08-15. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. This Preliminary Information communication provides information to the technician that General Motors Technical Assistance Center may ask for Global Diagnostic System 2 Session Log. Technician will need use Global Diagnostic System 2 to send the session logs to General Motors Technical Assistance Center for further assistance on the vehicle in question.
PIT4720C2017-08-15. Service bulletin. EQUIPMENT; ELECTRICAL SYSTEM: INSTRUMENT CLUSTER/PANEL. This Preliminary Information communication provides information to the technician that after replacing the Instrument Panel Cluster the exchange center is unable to program the actual mileage on the odometer or the actual mileage is unknown. Dealer will need to follow dealer to the General Motors service policies and procedures manual section 3.2.4 odometer servicing.
PIT5030E2017-08-15. Service bulletin. ELECTRICAL SYSTEM:IGNITION; EQUIPMENT; ELECTRICAL SYSTEM:IGNITION:SWITCH. This Preliminary Information communication provides information to the technician about vehicles that have an intermittent no crank. Dealer will ensure the customer is fully extending the key.
PIC4788E2017-08-15. Service bulletin. EQUIPMENT ADAPTIVE/MOBILITY. This Preliminary Information communication provides information to the technician of diagnostic instructions to take when the key will not fold into the fob or will not stay in the folded position. The technician may comment that the key in the fob will not fold close or stay latched closed. Damage to the folding mechanism could result from storing the key in the door lock cylinder and accidently bumping or making contact with the key fob. Please advise all dealer personnel to refrain from storing the key in the door lock even for brief periods.
PIC4707D2017-08-15. Service bulletin. EQUIPMENT:ELECTRICAL:NAVIGATIONAL SYSTEM(GLOBAL POSITIONING SYSTEM). This Preliminary Information communication provides information to the technician about vehicles that have at times the XM Traffic or Weather for the local area takes several minutes to update and may read "NO DATA" or "UPDATING" during that time. Technician should be advised that Traffic and Weather data from local reporting stations and then send the updated info process may take up to 24 minutes. Technician should test for full operation of the XM band if the system has not started receiving the Traffic and weather update within 30 minutes. Also ensure the customer has not shut XM NavTraffic off in the user settings of the navigation radio. Technician will need to contact XM customer assistance to review the account status and verify that the XM Traffic option has been enabled and is available in the area.

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