VehicleVerdict

2018 Buick LaCrosse problems

Verdict · NHTSA data

Limited data — recalls on file

NHTSA has just 19 complaints on file for the 2018 Buick LaCrosse — too few to judge reliability from owner reports alone — but 3 recall campaigns apply to this year, so any used example should have its VIN checked for completed recall work.

In government crash testing it earned 5 of 5 NCAP stars overall.

19

NHTSA complaints

3

Recalls

0

Investigations

0

Crash-involved

0

Fires reported

0

Injuries

0

Deaths

5

NCAP overall · of 5 stars

How does 2018 compare to other LaCrosse years?

LaCrosse NHTSA complaints by model year, 2018 highlighted414 complaints2005: 414 complaints2006: 383 complaints2007: 326 complaints2008: 343 complaints2009: 146 complaints2010: 278 complaints2011: 243 complaints2012: 301 complaints2013: 198 complaints2014: 89 complaints2015: 54 complaints2016: 60 complaints2017: 42 complaints2018: 19 complaints2019: 8 complaints
LaCrosse NHTSA complaints by model year, 2018 highlighted. Red bars are years to avoid.

See all LaCrosse years to avoid →

What are the most common 2018 Buick LaCrosse problems?

ComponentComplaintsShare
Electrical System526%
Engine421%
Fuel System316%
Transmission316%
Speed Control211%
Other15%
Brakes15%

Does the 2018 Buick LaCrosse have recalls?

3 NHTSA recall campaigns on file. Recall repairs are free at franchised dealers.

20V668000TransmissionOctober 29, 2020 · 194,105 units

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.

Consequence

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.

Remedy

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.

18V576000BrakesAugust 30, 2018 · 210,628 units

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.

Consequence

A reduction of braking performance can increase the risk of a crash.

Remedy

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.

18V358000Fuel SystemMay 31, 2018 · 895 units

Defect

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.

Consequence

A damaged fuel line can create a fuel leak, increasing the risk of a fire.

Remedy

GM will notify owners, and dealers will replace the high pressure fuel pump, and high pressure fuel pipe, free of charge. The recall began July 2, 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 18188.

Consumer complaints filed with NHTSA

Representative excerpts, cleaned of personal information. These are consumer statements, not verified defects.

“The contact owns a 2018 Buick Lacrosse. The contact stated that the key fob failed to open the doors and the vehicle was unable to be restarted. The failure had recurred on several occasions. The contact stated that the batteries in the key fob were replaced but the failure persisted. The local…”

Complaint filed with NHTSA · Electrical System · November 6, 2023

“IF STOPPED UPHILL AND THE AUTO STOP ACTIVATES, WHEN YOU RELEASE THE BRAKE THE CAR CAN ROLL BACK, AND THE WAY PEOPLE STOP ON TOP OF YOU THESE DAYS YOUR CAR CAN ROLL BACK INTO THEM AND YOU HAVE TO REPAIR THEIR CAR. PLUS IT ACTUALLY TAKES MORE GAS THAN MY V8 2016 GMC SIERRA THAT DOESN'T STOP WHEN…”

Complaint filed with NHTSA · Engine · January 2, 2018

“I have brought my 2018 Buick Lacrosse to two different Buick dealerships who say that even though a special instruction letter was recognized and a recall was observed, because my check light went out and the codes on the car where cleared, they will not fix either recall. On three different…”

Complaint filed with NHTSA · Fuel System · May 4, 2023

“I have brought my 2018 Buick Lacrosse to two different Buick dealerships who say that even though a special instruction letter was recognized and a recall was observed, because my check light went out and the codes on the car where cleared, they will not fix either recall. On three different…”

Complaint filed with NHTSA · Transmission · May 4, 2023

“When I tried to stop at the traffic light, the car suddenly accelerated and went forward. At that time, the car brake was engaged. On the same day; When I tried to go forward at the traffic light, the car suddenly accelerated. The dealer service center said, "We cannot find any issue with the…”

Complaint filed with NHTSA · Speed Control · January 18, 2022

2018 Buick LaCrosse — common questions

Is the 2018 Buick LaCrosse reliable?

The record is thin — 19 NHTSA complaints — so owner-report data can't strongly confirm reliability either way, though 3 recalls should be verified as completed.

What are the most common 2018 LaCrosse problems?

According to NHTSA complaint data, the leading problem areas are electrical system (5 complaints), engine (4 complaints), transmission (3 complaints).

Does the 2018 Buick LaCrosse have recalls?

Yes — NHTSA lists 3 recall campaigns affecting the 2018 Buick LaCrosse. Recall repairs are free at franchised dealers; check the VIN at nhtsa.gov/recalls to confirm the work was done.

Which Buick LaCrosse years should you avoid?

Based on complaint rates and open investigations, the LaCrosse years to avoid are 2005, 2006, 2008, 2007, 2012. The cleanest record among LaCrosse years belongs to 2019.

How safe is the 2018 Buick LaCrosse?

In NHTSA's NCAP crash testing, the 2018 Buick LaCrosse earned an overall rating of 5 out of 5 stars.

Related

Based on NHTSA ODI data through June 2026. Complaints are consumer-reported and unverified. Updated July 5, 2026.

Compiled by Sharon Ben-Moshe, Founder.