2019 Buick LaCrosse problems and complaints
Owners have filed 6 complaints with NHTSA about the 2019 Buick LaCrosse. The most-reported areas: Unknown Or Other (3), Engine (3), Fuel/Propulsion System (1).
Key takeaways
- 6 owner complaints on file with NHTSA.
- 0 involve a crash, 0 a fire, 0 reported injuries.
- Complaints are unverified owner reports; recalls are confirmed defects.
| Component | Complaints | Share |
|---|---|---|
| Unknown Or Other | 3 | 50% |
| Engine | 3 | 50% |
| Fuel/Propulsion System | 1 | 17% |
| Electrical System | 1 | 17% |
One complaint can name several components, so shares add up to more than 100%.
| Version | Overall | Front | Side | Rollover |
|---|---|---|---|---|
| 2019 Buick LaCrosse 4 DR FWD | 5/5 | 5/5 | 5/5 | 5/5 |
| 2019 Buick LaCrosse 4 DR AWD | 5/5 | 5/5 | 5/5 | 5/5 |
Latest complaints, as filed
Owner-written and unverified by NHTSA.
Unknown Or Other - filed 2026-05-13
When I come to a stop and the auto stop/start disengages the car makes a grinding noise
Engine,fuel/Propulsion System - filed 2025-07-30
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.
Electrical System,engine - filed 2024-02-12
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 ...
Diagnose it yourself
As an Amazon Associate we earn from qualifying purchases, at no extra cost to you.
More for the 2019 Buick LaCrosse
Complaints are reports filed by owners with the National Highway Traffic Safety Administration. NHTSA publishes them without verifying them, and counts rise with how many cars were sold, so compare years of the same model rather than different models. Crash ratings are NHTSA's own 5-Star Safety Ratings results.