Buick LaCrosse Service Bulletins (2019)

696 manufacturer communications on file.

November 26, 2018•Document ID: 10151876
Service Bulletin/Repair Instructions
STRUCTURE; EQUIPMENT
Mfr Comm. #:
PIC5822F
Date Added:
December 17, 2018
Manufacturer:
BUICK
Summary
This Preliminary Information communication provides the technician with the steps to diagnose and repair the concern of mildew odor or water on front floor on either side of the vehicle. Technician will gain access to the front wheelhouse of the affected side. The front wheel house flange may have a void in the sealer causing water to leak through and accumulate on the floor or wet carpet will be found. A thumb grade sealer will need to be placed in the void to prevent the water leak into the cabin.
Associated Products (39)
2019 Buick LaCrosse 2019 Buick Regal 2019 Cadillac XTS 2019 Chevrolet Impala 2019 Chevrolet Malibu 2018 Buick LaCrosse 2018 Buick Regal 2018 Cadillac XTS 2018 Chevrolet Impala 2018 Chevrolet Malibu 2017 Buick LaCrosse 2017 Buick Regal 2017 Cadillac XTS 2017 Chevrolet Impala 2017 Chevrolet Malibu 2016 Buick LaCrosse 2016 Buick Regal 2016 Cadillac XTS 2016 Chevrolet Impala 2016 Chevrolet Malibu+ 19 more
Associated Documents
- Download MC-10151876-0001.pdf↗
November 20, 2018•Document ID: 10151865
Service Bulletin/Repair Instructions
ENGINE; POWER TRAIN
Mfr Comm. #:
PIC6341
Date Added:
December 17, 2018
Manufacturer:
BUICK
Summary
This Preliminary information communicates that a customer may bring a vehicle in with a complaint that the engine rpm increased and/or the vehicle downshifted for no reason. The dealer is instructed to test drive the vehicle and check for codes. If no cause of the concern is found and it cannot be duplicated the dealer technician is instructed to review operation of the tap shift operation in the owner's manual. The technician is then instructed to drive the vehicle with the customer and downshift the vehicle using temporary tap shift mode to demonstrate this feature to the customer and see if this is what the customer is experiencing. If the customer states that this is what they are experiencing the dealer is advised to educate the customer on the tap shift operation.
Associated Products (3)
2019 Buick LaCrosse 2018 Buick LaCrosse 2017 Buick LaCrosse
Associated Documents
- Download MC-10151865-0001.pdf↗
November 19, 2018•Document ID: 10151861
Service Bulletin/Repair Instructions
SEATS; LANE DEPARTURE
Mfr Comm. #:
PIC6048J
Date Added:
December 17, 2018
Manufacturer:
BUICK
Summary
This Preliminary Information communicates to the technician that some customers may comment on the operation of their haptic seat during a Lane Keep Assist event. Lane Keep Assist works differently than Lane Departure Warning. The Lane Keep Assist icon is solid amber, Forward Camera Module is actively commanding a torque to Electronic Power Steering. This means that the driver should also feel some feedback from the steering wheel. No Chimes or haptic in the seat. Lane Keep Assist icon is flashing amber; Forward Camera Module is actively commanding torque to Electronic Power Steering. This will also be accompanied with Lane Departure Warning chimes and haptic in the seat feedback based on the setting chosen in the vehicle settings. This will take place when the vehicle has crossed lane marking by (40 cm) or (15.75 in).
Associated Products (37)
2019 Buick Envision 2019 Buick LaCrosse 2019 Cadillac ATS 2019 Cadillac CT6 2019 Cadillac CTS 2019 Cadillac XT4 2019 Cadillac XT5 2019 Cadillac XTS 2019 Chevrolet Equinox 2019 GMC Acadia 2019 GMC Terrain 2018 Buick Envision 2018 Buick LaCrosse 2018 Cadillac ATS 2018 Cadillac CT6 2018 Cadillac CTS 2018 Cadillac XT5 2018 Cadillac XTS 2018 Chevrolet Equinox 2018 GMC Acadia+ 17 more
Associated Documents
- Download MC-10151861-0001.pdf↗
November 15, 2018•Document ID: 10151851
Service Bulletin/Repair Instructions
LANE DEPARTURE; VEHICLE SPEED CONTROL:CRUISE CONTROL
Mfr Comm. #:
PIC6265D
Date Added:
December 17, 2018
Manufacturer:
CHEVROLET
Summary
This Preliminary information communicates that a vehicle may exhibit a Adaptive Cruise Control Unavailable and/or Lane Keep Assist Unavailable message. The technician may attempt to program the Active Safety Control Module (ASCM) and encounter a code E4399. The technician is advised if he encounters this concern to zero the MIC counter by placing the vehicle into and back out of "Transport Mode".
Associated Products (10)
2019 Buick LaCrosse 2019 Cadillac CT6 2019 Chevrolet Malibu 2018 Buick LaCrosse 2018 Cadillac CT6 2018 Chevrolet Malibu 2017 Buick LaCrosse 2017 Cadillac CT6 2017 Chevrolet Malibu 2016 Cadillac CT6
Associated Documents
- Download MC-10151851-0001.pdf↗
November 13, 2018•Document ID: 10151836
Service Bulletin/Repair Instructions
ENGINE
Mfr Comm. #:
PIP5568C
Date Added:
December 17, 2018
Manufacturer:
CHEVROLET
Summary
This Preliminary information communicates there is an investigation into cause and correction for this group of DTC's setting together. (P0011, P0014, P0021, P0024). Revised to include the possibility of setting in pairs and some drivability concerns.
Associated Products (24)
2019 Buick Enclave 2019 Buick LaCrosse 2019 Buick Regal 2019 Cadillac ATS 2019 Cadillac CT6 2019 Cadillac CTS 2019 Cadillac XT5 2019 Chevrolet Traverse 2018 Buick Enclave 2018 Buick LaCrosse 2018 Buick Regal 2018 Cadillac ATS 2018 Cadillac CT6 2018 Cadillac CTS 2018 Cadillac XT5 2018 Chevrolet Traverse 2017 Buick LaCrosse 2017 Cadillac ATS 2017 Cadillac CT6 2017 Cadillac CTS+ 4 more
Associated Documents
- Download MC-10151836-0001.pdf↗
November 5, 2018•Document ID: 10155101
Service Bulletin/Repair Instructions
EQUIPMENT
Mfr Comm. #:
18NA099
Date Added:
March 25, 2019
Manufacturer:
BUICK
Summary
This bulletin provides information for use on a Product Assistance Claim (PAC), which is formally known as a Product Allegation Resolution (PAR) claim.
Associated Products (361)
2019 Buick Cascada 2019 Buick Enclave 2019 Buick Encore 2019 Buick Envision 2019 Buick LaCrosse 2019 Buick Regal 2019 Cadillac ATS 2019 Cadillac CT6 2019 Cadillac CTS 2019 Cadillac Escalade 2019 Cadillac Escalade ESV 2019 Cadillac XT4 2019 Cadillac XT5 2019 Cadillac XTS 2019 Chevrolet Blazer 2019 Chevrolet Bolt EV 2019 Chevrolet Camaro 2019 Chevrolet Colorado 2019 Chevrolet Corvette 2019 Chevrolet Cruze+ 341 more
Associated Documents
- Download MC-10155101-0001.pdf↗
October 30, 2018•Document ID: 10149062
Service Bulletin/Repair Instructions
ELECTRICAL SYSTEM; EQUIPMENT; EQUIPMENT:ELECTRICAL
Mfr Comm. #:
PIC6335B
Date Added:
November 26, 2018
Manufacturer:
BUICK
Summary
This Preliminary Information communication provides information to the technician about vehicles that may have Circular Distortion in the Circle Icons and the Buick Tri-Shield Start Up Screen on the radio display. Dealer should advise the customer General Motors is working on a solution to the concern.
Associated Products (2)
2019 Buick LaCrosse 2018 Buick LaCrosse
Associated Documents
- Download MC-10149062-0001.pdf↗
October 22, 2018•Document ID: 10147397
Service Bulletin/Repair Instructions
EQUIPMENT
Mfr Comm. #:
PIC6232A
Date Added:
November 13, 2018
Manufacturer:
BUICK
Summary
This Preliminary Information communication provides information to the technician about vehicles that have the outside air temperature display reading incorrectly. Dealer should advise the customer that the outside air temperature will not update if the vehicle speed is less than 30 kilometer per hour (19 miles per hour). Dealer should also review the outside air temperature update strategy.
Associated Products (3)
2019 Buick LaCrosse 2018 Buick LaCrosse 2017 Buick LaCrosse
Associated Documents
- Download MC-10147397-0001.pdf↗
October 9, 2018•Document ID: 10147365
Service Bulletin/Repair Instructions
ENGINE
Mfr Comm. #:
PIP5486F
Date Added:
November 13, 2018
Manufacturer:
CADILLAC
Summary
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.
Associated Products (32)
2019 Buick LaCrosse 2019 Buick Regal 2019 Cadillac ATS 2019 Cadillac CT6 2019 Cadillac XT5 2019 Chevrolet Camaro 2019 Chevrolet Colorado 2019 GMC Acadia 2019 GMC Canyon 2018 Buick LaCrosse 2018 Buick Regal 2018 Cadillac ATS 2018 Cadillac CT6 2018 Cadillac CTS 2018 Cadillac XT5 2018 Chevrolet Camaro 2018 Chevrolet Colorado 2018 GMC Acadia 2018 GMC Canyon 2017 Buick LaCrosse+ 12 more
Associated Documents
- Download MC-10147365-0001.pdf↗
October 9, 2018•Document ID: 10147363
Service Bulletin/Repair Instructions
EQUIPMENT:OTHER:LABELS; ENGINE
Mfr Comm. #:
PIP5597
Date Added:
November 13, 2018
Manufacturer:
BUICK
Summary
This Preliminary information communicates to the technician where to find the engine identification tag and what information on that tag to use during programming of someengine control modules.
Associated Products (73)
2019 Buick Envision 2019 Buick LaCrosse 2019 Buick Regal 2019 Cadillac ATS 2019 Cadillac XT5 2019 Cadillac XTS 2019 Chevrolet Camaro 2019 Chevrolet Colorado 2019 Chevrolet Equinox 2019 Chevrolet Impala 2019 Chevrolet Malibu 2019 Chevrolet Traverse 2019 GMC Acadia 2019 GMC Canyon 2019 GMC Terrain 2018 Buick Envision 2018 Buick LaCrosse 2018 Buick Regal 2018 Cadillac ATS 2018 Cadillac CT6+ 53 more
Associated Documents
- Download MC-10147363-0001.pdf↗
October 1, 2018•Document ID: 10147340
Service Bulletin/Repair Instructions
POWER TRAIN:AUTOMATIC TRANSMISSION
Mfr Comm. #:
PIC6244B
Date Added:
November 13, 2018
Manufacturer:
CHEVROLET
Summary
This Preliminary Information communication provides information to the technician about vehicles that have a Shift to Park message on the Driver Information Center. Technician will find Diagnostic Trouble Codes P1AEE, P1AEF, P1AF0, P1AF2, and P1E22. Technician will need to replace the transmission. Technician will need to review the latest version of PIP5321 for the Volt and PIP5390 for the Malibu.
Associated Products (12)
2019 Buick LaCrosse 2019 Chevrolet Malibu 2019 Chevrolet Volt 2018 Buick LaCrosse 2018 Chevrolet Malibu 2018 Chevrolet Volt 2017 Buick LaCrosse 2017 Chevrolet Malibu 2017 Chevrolet Volt 2016 Buick LaCrosse 2016 Chevrolet Malibu 2016 Chevrolet Volt
Associated Documents
- Download MC-10147340-0001.pdf↗
August 20, 2018•Document ID: 10144465
Service Bulletin/Repair Instructions
EQUIPMENT; EQUIPMENT ADAPTIVE/MOBILITY
Mfr Comm. #:
PIC5779J
Date Added:
September 17, 2018
Manufacturer:
BUICK
Summary
This Preliminary Information communication provides the technician with information on the proper washing of the bright aluminum moldings to avoid the moldings from getting damaged. It is recommended that a non-alkaline solution be used for preparation & washing of the bright aluminum moldings.
Associated Products (62)
2019 Buick Envision 2019 Buick LaCrosse 2019 Buick Regal 2019 Cadillac ATS 2019 Cadillac XT5 2019 Cadillac XTS 2019 Chevrolet Cruze 2019 Chevrolet Impala 2019 Chevrolet Malibu 2019 Chevrolet Volt 2018 Buick Envision 2018 Buick LaCrosse 2018 Buick Regal 2018 Cadillac ATS 2018 Cadillac CTS 2018 Cadillac XT5 2018 Cadillac XTS 2018 Chevrolet Cruze 2018 Chevrolet Impala 2018 Chevrolet Malibu+ 42 more
Associated Documents
- Download MC-10144465-0001.pdf↗
August 14, 2018•Document ID: 10144456
Service Bulletin/Repair Instructions
ENGINE
Mfr Comm. #:
PIP5486D
Date Added:
September 17, 2018
Manufacturer:
CADILLAC
Summary
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.
Associated Products (32)
2019 Buick LaCrosse 2019 Buick Regal 2019 Cadillac ATS 2019 Cadillac CT6 2019 Cadillac XT5 2019 Chevrolet Camaro 2019 Chevrolet Colorado 2019 GMC Acadia 2019 GMC Canyon 2018 Buick LaCrosse 2018 Buick Regal 2018 Cadillac ATS 2018 Cadillac CT6 2018 Cadillac CTS 2018 Cadillac XT5 2018 Chevrolet Camaro 2018 Chevrolet Colorado 2018 GMC Acadia 2018 GMC Canyon 2017 Buick LaCrosse+ 12 more
Associated Documents
- Download MC-10144456-0001.pdf↗
August 9, 2018•Document ID: 10144455
Service Bulletin/Repair Instructions
ENGINE
Mfr Comm. #:
PIP5493G
Date Added:
September 17, 2018
Manufacturer:
CHEVROLET
Summary
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 defining calibration update information.
Associated Products (30)
2019 Buick LaCrosse 2019 Cadillac ATS 2019 Cadillac CT6 2019 Cadillac XT5 2019 Chevrolet Camaro 2019 Chevrolet Colorado 2019 GMC Acadia 2019 GMC Canyon 2018 Buick LaCrosse 2018 Cadillac ATS 2018 Cadillac CT6 2018 Cadillac CTS 2018 Cadillac XT5 2018 Chevrolet Camaro 2018 Chevrolet Colorado 2018 GMC Acadia 2018 GMC Canyon 2017 Buick LaCrosse 2017 Cadillac ATS 2017 Cadillac CT6+ 10 more
Associated Documents
- Download MC-10144455-0001.pdf↗
August 9, 2018•Document ID: 10144454
Service Bulletin/Repair Instructions
ENGINE AND ENGINE COOLING; ELECTRICAL SYSTEM
Mfr Comm. #:
PIP5095F
Date Added:
September 17, 2018
Manufacturer:
CADILLAC
Summary
This Preliminary Information communication provides information to the technician about vehicles that have a Service Engine Soon and may also have an oil or coolant leak. Technician may find coolant or oil in a spark plug tube. If the Spark Plug Tube is leaking and it is determined that the oil or coolant is not coming from a leak above the spark plug then replace the cylinder Head, spark plug and coil.
Associated Products (123)
2019 Buick LaCrosse 2019 Buick Regal 2019 Cadillac XT5 2019 Cadillac XTS 2019 Chevrolet Camaro 2019 Chevrolet Impala 2019 GMC Acadia 2019 GMC Canyon 2018 Buick Enclave 2018 Buick LaCrosse 2018 Buick Regal 2018 Cadillac ATS 2018 Cadillac CT6 2018 Cadillac CTS 2018 Cadillac XT5 2018 Cadillac XTS 2018 Chevrolet Camaro 2018 Chevrolet Colorado 2018 Chevrolet Impala 2018 Chevrolet Traverse+ 103 more
Associated Documents
- Download MC-10144454-0001.pdf↗
May 16, 2018•Document ID: 10143728
Service Bulletin/Repair Instructions
SERVICE BRAKES, HYDRAULIC:PEDALS AND LINKAGES
Mfr Comm. #:
18175
Date Added:
August 20, 2018
Manufacturer:
BUICK
Summary
18175 - Service Update. vehicles may have the incorrect bolt installed on the brake pedal assembly box. Inspect and replace bolts.
Associated Products (2)
2019 Buick LaCrosse 2018 Buick LaCrosse
Associated Documents
- Download MC-10143728-0001.pdf↗

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