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What 6 owners told NHTSA about the 2019 Buick Lacrosse Eassist

These are the actual owner complaints behind this car’s reliability verdict, filed with the federal government, unedited. They’re unverified reports, not confirmed defects: read them as leads for your pre-purchase inspection, not a diagnosis.

All (6)Engine (3)Electrical system (1)Fuel system (1)

1 of 6 complaints match · Fuel system · clear filters

Jul 30, 2025EngineFuel 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.

NHTSA ODI 11677212

Working with the data? Download all 6 complaints as CSV · fetched from NHTSA July 27, 2026

How to use these: a complaint is one owner’s report, filed voluntarily and published unverified. Patterns matter more than any single story. If several owners describe the same failure at similar mileage, put that system at the top of your pre-purchase inspection list. Back to the full 2019 Buick Lacrosse Eassist verdict →