Defect Summary: 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.
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Executive Vehicle Verdict
The 2018 Buick LaCrosse is associated with 12 official NHTSA owner defect complaints and 3 safety recall campaigns in the federal safety database.
The most frequently reported component area is Electrical System, accounting for 3 reports (25% of total complaints). EPA testing covers 3 certified vehicle configurations spanning 3.6l 6-cyl and 2.5L 4-Cyl hybrid configurations. Gasoline and hybrid variants deliver 23 to 29 MPG combined.
- • NHTSA Owner Complaints: 12 consumer reports filed
- • Safety Recall Campaigns: 3 official campaigns
- • Primary Defect Domain: Electrical System (3 / 25%)
- • NCAP Crash Safety: 5 / 5 Stars Overall Laboratory Score
- • EPA Certified Range: 23–29 MPG across 3 powertrain trims
What is the fuel economy and range of the 2018 Buick LaCrosse?
Official EPA laboratory test ratings, electric driving range, and annual energy cost estimates by certified vehicle variant
| Variant | Engine | Drivetrain | Transmission | City | Highway | Combined | EV Range | Est. Annual Fuel Cost |
|---|---|---|---|---|---|---|---|---|
| LaCrosse | 3.6L 6-Cyl | Front-Wheel Drive | Automatic (S9) | 21 MPG | 30 MPG | 24 MPG | — | $2,550 / yr |
| LaCrosse AWD | 3.6L 6-Cyl | All-Wheel Drive | Automatic (S9) | 20 MPG | 29 MPG | 23 MPG | — | $2,650 / yr |
| LaCrosse eAssist Hybrid | 2.5L 4-Cyl | Front-Wheel Drive | Automatic 6-spd | 25 MPG | 35 MPG | 29 MPG | — | $2,100 / yr |
What are the crash test safety ratings for the 2018 Buick LaCrosse?
Official 5-Star Safety Ratings evaluated by the National Highway Traffic Safety Administration
| Tested Drivetrain / Cab Variant | Overall Rating | Frontal Crash | Side Crash | Rollover Rating | Rollover Risk |
|---|---|---|---|---|---|
| 4 DR FWD | 9.9% | ||||
| Hybrid 4 DR FWD | 9.9% | ||||
| 4 DR AWD | 9.9% |
Optional and Lane Departure Warning (LDW) is documented as Optional in official NHTSA records for tested 2018 Buick LaCrosse models.
What defect complaints are reported for the 2018 Buick LaCrosse?
Summary of 12 verified consumer defect submissions filed with the NHTSA Office of Defects Investigation (ODI)
Top Reported Problem Categories
Ranked by total consumer complaint submissions recorded by NHTSA
Data Attribution & Context: Complaints are self-reported by vehicle owners to NHTSA and represent unverified consumer submissions. Complaint volume does not equal a statistically controlled failure rate and is not adjusted for total vehicles sold or cumulative mileage driven.
View all 2018 Buick LaCrosse problems & component breakdown (7 categories) →Are there open safety recalls on the 2018 Buick LaCrosse?
Manufacturer safety recall campaigns monitored and recorded by NHTSA
Defect Summary: 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.
Defect Summary: General Motors LLC (GM) is recalling certain 2015-2018 GMC Canyon, 2016-2017 Buick Envision, 2016-2018 Chevrolet Colorado and Malibu, 2017-2018 GMC Acadia, 2018 Buick LaCrosse, Cadillac ATS, Chevrolet Equinox, and GMC Terrain vehicles. The high pressure fuel pump may detach from its mounting flange, possibly resulting in the pump damaging the high pressure fuel line.
Quick Answers: Key Questions Drivers Ask About the 2018 Buick LaCrosse
Direct, deterministic answers synthesized from verified United States government databases for the 2018 Buick LaCrosse
How many safety recalls does the 2018 Buick LaCrosse have?
The 2018 Buick LaCrosse is associated with 3 official NHTSA safety recall campaigns in AutoUtility's current federal records.
If your individual vehicle is affected by an open safety recall, NHTSA advises owners to contact an authorized franchised dealership for the recall remedy at no charge. Because recall campaigns apply to specific production runs and equipment batches, vehicle owners should verify their 17-digit VIN at NHTSA.gov.
What are the most common problems reported for the 2018 Buick LaCrosse?
NHTSA records list 12 consumer defect complaints for the 2018 Buick LaCrosse. The most frequently referenced vehicle system is Electrical System, appearing in 3 filings (25% of submissions).
Consumer complaints represent unverified owner submissions filed under federal reporting guidelines and describe reported component behavior rather than audited failure rates.
What is the NHTSA safety rating for the 2018 Buick LaCrosse?
Under the NHTSA New Car Assessment Program (NCAP), the 2018 Buick LaCrosse earned an Overall Safety Rating of 5 out of 5 stars across 3 tested configuration(s).
Laboratory evaluations include a 35 mph frontal barrier crash, side barrier and pole impact tests, and static rollover resistance assessments.
What fuel economy (MPG) does the 2018 Buick LaCrosse get?
Official EPA laboratory estimates for the 2018 Buick LaCrosse range from 23 to 29 MPG combined (55% city / 45% highway weighted) depending on engine, transmission, and drivetrain configuration.
Using AutoUtility's standardized operating cost model (15,000 miles/year, $3.50/gal gas, $0.16/kWh electricity), annual energy expenditures range across certified configurations based on official EPA laboratory test baselines.
The specifications, safety ratings, defect reports, and recall campaigns published on this page are retrieved directly from official United States Government agency databases:
- NHTSA Office of Defects Investigation (ODI): Consumer complaints and defect reports.
- NHTSA New Car Assessment Program (NCAP): Frontal, side, and rollover 5-Star crash safety test ratings.
- U.S. EPA / FuelEconomy.gov: Standardized multi-cycle dynamometer fuel economy, MPGe, and electric driving range ratings.
Local Production Store Compiled: August 2026 • Deterministic Audited Dataset • Zero Dynamic External API Runtime Latency.