Research · Midsize Cars
2015 Buick Lacrosse EassistRecalls, problems, MPG & safety
NHTSA lists 0 safety recalls and 43 owner complaints for the 2015 Buick Lacrosse Eassist. Most complaints involve steering (12) and electrical system (9). The EPA rates it 28 mpg combined, and NHTSA gives it 5 stars overall.
Combined MPG
28mpg
EPA · 1 version
NHTSA overall
5of 5 stars
NCAP crash tests
Safety recalls
0campaigns
NHTSA
Owner complaints
43
Top: steering
Fuel cost / yr
$2,200est.
EPA estimate, best version
Safety recalls
NHTSA campaigns for this model year
0 recalls found in NHTSA data for the 2015 Buick Lacrosse Eassist as of Nov 10, 2026.
Data from NHTSA Recalls API · synced Nov 10, 2026NHTSA vehicle page
Owner complaints by component
43 complaints filed with NHTSA · Oct 2015 – Jun 2025
- Steering12
- Electrical system9
- Air bags7
- Service brakes4
- Exterior lighting3
- Seat belts2
- Fuel/propulsion system2
- Vehicle speed control2
- Service brakes, hydraulic1
Complaints are unverified owner reports to NHTSA and are not normalized for sales volume. One complaint can cite several components.
Data from NHTSA Complaints API · synced Nov 10, 2026 · Full problem breakdownNHTSA vehicle page
What owners report most
Verbatim excerpts from NHTSA complaints, by component
Steering
12 reports
“The contact owns a 2015 Buick LaCrosse. The contact stated that while driving 25 MPH on a main road and attempting to make a right turn, the contact noticed that the steering wheel had become increasingly difficult to steer. The message "Service Power Steering - Drive with Care" was displayed. The local dealer was not contacted, and the vehicle was not diagnosed or repaired. The manufacturer was not notified of the failure. The failure mileage was approximately 123,900.”
Electrical system
9 reports
“MY HEADLIGHTS CONTINUE TO BLOW, MY WINDSHIELD WIPERS WILL NOT COME ON. MY RADIO GOES OUT AND ON. WHEN STARTING MY CAR USING PUSH START MY CAR STALL. HESITATE TO START BUT FINALLY STARTS AFTER SO MANY TRIES. I HAVE HAD TO JUMP START CAR AND RECENTLY HAD A BATTERY REPLACED. NOW THE POWER STEERING IS GONE OUT. I CAN BARELY TURN STEERING WHEEL., THIS HAPPENED WHILE DRIVING HOME FROM WORK. MY DASHBOARD IS VERY DIM. IT WENT COMPLETELY BLACK A COUPLE OF TIMES WHILE DRIVING WHEN CAME BACK IT'S BARELY LIT I CAN BARELY SEE GAS GAUGE, OR SPEED ODOMETER.”
Air bags
7 reports4 crashes
“The contact owns a 2015 Buick Lacrosse. The contact stated while driving at 55 MPH, another vehicle spun uncontrollably and crashed into the driver's side door of the vehicle and the door caved in. The contact hit the left side of her head against the front driver's side window. The air bags failed to deploy. The fire department assisted the contact out of the vehicle by cutting the driver-side door. The contact was transported to the hospital with the assistance of emergency units. The contact sustained soreness on the left side of her body, from the neck down to the legs. The contact also sustained bruises on the left side. A police report was filed. The vehicle was towed to a tow yard. The contact associated the failure NHTSA Campaign Number: 17V437000 (Air Bags, Seat Belts); however, the VIN was not included. The dealer and the manufacturer were not notified of the failure. The vehicle was not diagnosed or repaired. The failure mileage was approximately 100,000.”
Data from NHTSA Complaints API (owner reports, unverified) · synced Nov 10, 2026
Engines, transmissions & drive
1 version rated by the EPA
- EPA class
- Midsize Cars
- Engines
- 2.4L 4-cyl hybrid
- Transmissions
- Automatic (S6)
- Drive
- Front-Wheel Drive
- Fuel
- Regular Gasoline
Towing, payload and dimensions aren’t in the EPA or NHTSA data, so we don’t list them.
Data from EPA fueleconomy.gov · synced Nov 10, 2026EPA listing
EPA fuel economy by version
City / highway / combined, annual fuel cost and CO₂
EPA
| Version | City | Hwy | Comb. | Fuel / yr | CO₂ g/mi |
|---|---|---|---|---|---|
| LaCrosse eAssist Auto (S6), 4 cyl, 2.4 L · Front-Wheel Drive | 24 | 35 | 28 | $2,200 | 314 |
- 28mpg comb.
Data from EPA fueleconomy.gov · synced Nov 10, 2026 · Fuel cost is EPA’s annual estimate (15,000 mi, 55% city)
NHTSA 5-Star Safety Ratings
2 tested variants
Overall rating
5/ 5
5 of 5Buick Lacrosse eAssist 4 DR FWD
- Frontal crash
- 5 of 5
- Side crash
- 5 of 5
- Side pole
- 4 of 5
- Rollover
- 4 of 5
- Rollover risk
- 11.8%
Overall
5 / 5
Buick Lacrosse eAssist 4 DR AWD
- Frontal crash
- 5 of 5
- Side crash
- 5 of 5
- Side pole
- 4 of 5
- Rollover
- 4 of 5
- Rollover risk
- 11.8%
Maintenance basics
General guidance, not the OEM schedule. Check your owner’s manual.
General guidance
| Item | Miles | Time | Note |
|---|---|---|---|
| Engine oil & filter | 5,000–10,000 mi | 6–12 months | Follow the oil-life monitor if fitted |
| Tire rotation | 5,000–7,500 mi | Every oil change | Check pressure monthly |
| Engine air filter | 15,000–30,000 mi | 1–2 years | Sooner in dusty areas |
| Cabin air filter | 15,000–25,000 mi | 1–2 years | |
| Brake fluid | — | 2–3 years | Absorbs moisture over time |
| Coolant | 60,000–100,000 mi | 5–10 years | Long-life coolants last longer |
| Spark plugs | 60,000–100,000 mi | — | Iridium/platinum plugs at the long end |
| 12V battery | — | 3–5 years | Heat shortens battery life |
- Engine oil & filter5,000–10,000 mi
6–12 months - Tire rotation5,000–7,500 mi
Every oil change - Engine air filter15,000–30,000 mi
1–2 years - Cabin air filter15,000–25,000 mi
1–2 years - Brake fluid—
2–3 years - Coolant60,000–100,000 mi
5–10 years - Spark plugs60,000–100,000 mi
— - 12V battery—
3–5 years
Typical intervals for modern cars. Severe service (towing, short trips, extreme heat or cold) shortens them.
2015 Lacrosse Eassist questions
How many recalls does the 2015 Buick Lacrosse Eassist have?
0 recalls found in NHTSA data as of Nov 10, 2026.
What are the most common 2015 Buick Lacrosse Eassist problems?
Owners filed 43 complaints with NHTSA. The most-cited components are steering (12), electrical system (9), air bags (7). Complaints are unverified owner reports and aren't adjusted for how many cars were sold.
What MPG does the 2015 Buick Lacrosse Eassist get?
The EPA rates the 2015 Buick Lacrosse Eassist at 28 mpg combined, depending on engine and drivetrain (1 version rated).
How safe is the 2015 Buick Lacrosse Eassist?
NHTSA's New Car Assessment Program gives the 2015 Buick Lacrosse Eassist 5 out of 5 stars overall.
Data from NHTSA & EPA · synced Nov 10, 2026