2019 Buick Lacrosse problems, complaints & recalls
Most-reported problem areas: Engine (2) · Suspension (1) · Fuel/Propulsion System (1)
🧭 Reliability snapshot
Compared against other Buick Lacrosse model years — complaint volume vs the model's median year, recalls and severity. How we score →
Safety recalls (2)
Power Train:automatic Transmission 2020-10-29 · campaign 20V668000 · 194,105 vehicles
Defect: General Motors LLC (GM) is recalling certain 2018-2019 Chevrolet Cruze and Buick LaCrosse, 2018-2020 Chevrolet Equinox, Chevrolet Traverse and GMC Terrain, 2018 Chevrolet Malibu, 2019-2020 Buick Encore, Buick Enclave, Cadillac XT4, Chevrolet Blazer and GMC Acadia, and 2020 Cadillac XT6 vehicles. The start/stop accumulator endcap may have missing bolts.
Risk: Missing bolts on the start-stop accumulator endcap could result in a transmission oil leak and may progress to a loss of propulsion, increasing the risk of a crash. A transmission fluid leak in the presence of an ignition source may increase the risk of fire.
Fix: GM will notify owners, and dealers will inspect the start-stop transmission accumulator and replace it if any bolts are missing, free of charge. The recall began December 15, 2020. Owners may contact GMC customer service at 1-888-988-7267, Buick Customer service at 1-866-608-8080, Chevrolet customer service at 1-800-222-1020 or Cadillac customer service at 1-800-458-8006. GM's number for this recall is N202313440.
Service Brakes, Hydraulic:foundation Components:disc:caliper 2018-08-30 · campaign 18V576000 · 210,628 vehicles
Defect: General Motors LLC (GM) is recalling certain 2018-2019 Chevrolet Equinox, Impala, Cruze, Volt and Bolt EV vehicles, GMC Terrain vehicles, Buick Lacrosse and Regal vehicles, Cadillac XTS and XTS Professional vehicles and 2018 Chevrolet Malibu vehicles. The rear brake caliper pistons may have an insufficient coating causing gas pockets to form, potentially reducing rear brake performance.
Risk: A reduction of braking performance can increase the risk of a crash.
Fix: GM will notify owners, and dealers will bleed the vehicle's brake system, free of charge. The recall began October 11, 2018. Owners may contact Buick customer service at 1-800-521-7300, Cadillac customer service at 1-800-458-8006, Chevrolet customer service at 1-800-222-1020, or GMC customer service at 1-800-462-8782. GM's number for this recall is 18279.
Service bulletins (696)
Technical service bulletins are repair instructions manufacturers send dealers for known issues. Unlike recalls, the fix is not automatically free — but naming the bulletin at the service desk can save diagnosis time and support goodwill repairs.
Unknown Or Other 2026-09-26 · PIT5698F · Service Bulletin/Repair Instructions
this pi provides diagnostics tips on how the lin bus works and how to diagnosis it.
Unknown Or Other 2026-09-04 · PIP4902W · Service Bulletin/Repair Instructions
this preliminary information advises a dealer on how to email gds2 session logs into technical assistance.
Unknown Or Other 2026-07-21 · PIT5099J · Service Bulletin/Repair Instructions
pi to help diagnose a/c concern
Unknown Or Other 2026-04-01 · PIT3271Q · Service Bulletin/Repair Instructions
this preliminary information communicates information about how to determine if a wheel and tires size change is available.
Unknown Or Other 2026-03-09 · PIP6104 · Service Bulletin/Repair Instructions
this preliminary information communicates the steps on how to save a gds2 session log and upload to a technical assistance case in cx connect.
Unknown Or Other 2026-03-09 · PIP4902V · Service Bulletin/Repair Instructions
this preliminary information advises a dealer on how to email gds2 session logs into technical assistance.
Showing the 6 most recent of 696 bulletins. Search all of them free at nhtsa.gov.
What owners report
2026-10-10 · Suspension“electronic struts have been discontinued but not replaced with better struts leaving me to drive with worn, unsafe struts.…”
2026-05-13 · Unknown Or Other“when i come to a stop and the auto stop/start disengages the car makes a grinding noise…”
2025-07-30 · Fuel/Propulsion System“when accelerating to get on to highway pushing on pedal but nothing happens, have to get pushing up and down until it goes. has done this four time's and dealer says buick has no fix for it. have almost got rear ended twice.…”
2024-02-12 · Engine · 56,000 mi“the contact owns a 2019 buick lacrosse. the contact stated that the engine fan failed to shut off after turning off the vehicle. the failure occurred while the vehicle was idling in a drive-thru with the temperature gauge reading that the engine was in the cold position. the driver then drove at speeds between 60 - 70 mph; after arriving at the res…”
2022-10-31 · Unknown Or Other“in october 2021, while driving, the car lost power. several indicators displayed at the time, including: • service engine • service stabilitrak • service antilock brakes • service transmission i managed to pull the car to the side of the road and restart it, but it was stuck in first gear. after several restarts it performed normally. i took the …”
2020-12-16 · Unknown Or Other · 11,700 mi“i own a 2019 buick lacrosse e-shift (vin#[xxx]). over the last 4-5 mos. i have had 3 incidents where the e-shift mechanism has gone into park without touching the shift control. 1. first occurrence - approx. 5 months ago car was in drive at very slow speed entering parking slot with foot lightly depressed on brake. car changed to park on it's ow…”
2020-09-28 · Engine · 200 mi“occasionally there is a loud sound in the cabin of water sloshing back and fourth under the dashboard. some days it will happen when the engine starts. other times, it is after driving several miles. sometimes it happens a few days in a row. other times it will go a week with no noise. the gm mechanic verified that the coolant level is fine. …”
Excerpts of consumer complaints filed with NHTSA, lightly truncated. They are owner statements, not verified findings.