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2017 Buick LaCrosse: engine and transmission complaints

ELEVATED COMPLAINT SIGNAL
35%
11 of 31 relevant owner complaints are about the engine, transmission or fuel system

35% of relevant owner complaints on the 2017 Buick LaCrosse are about the engine, transmission or fuel system. That is elevated. Worth an independent inspection before you commit to one.

Better than 61% of the 1,230 model years we track (2010–2023).

Excludes 3 airbag, lighting and seat-belt recall complaints that would otherwise mask the signal (unadjusted: 32%).

NHTSA data checked September 13, 2026
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Looking at a specific LaCrosse?Check its VIN: the full report, quotes about its own engine, and whether its recalls are still open. First report free.

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Drivetrain complaints
11
engine, transmission, fuel
Total complaints
34
this model year
Fires reported
0
owner-reported
Recall campaigns
2
0 crashes · 0 injuries

Complaints by component

ELECTRICAL SYSTEM11 · 32%
POWER TRAIN8 · 24%
ENGINE5 · 15%
SUSPENSION4 · 12%
VEHICLE SPEED CONTROL3 · 9%
AIR BAGS2 · 6%

The years either side

2010
41%
68 of 189
2011
32%
51 of 169
2012
37%
73 of 205
2013
33%
41 of 129
2014
16%
8 of 63
2015
15%
5 of 44
2016
32%
13 of 48
2017
35%
11 of 34
2018
too few complaints
2019
too few complaints
2020
no data
2021
no data
2022
no data
2023
no data

Manufacturers fix things mid-generation. A bad year next to a clean one is common; the fix usually arrived in between.

Cleaner alternatives

Same car, a better year

Other full-size sedans with no elevated signal in 2017

The percentage is each model year's drivetrain complaint share. No elevated signal describes the model year, not any one car; a well-kept example of a flagged model can still be the right buy, and any of these still needs an inspection.

What owners reported

POWER TRAIN,ENGINE12/29/2023
The contact owns a 2017 Buick Lacrosse. The contact stated that after his wife had parked and turning off the vehicle, moments later the vehicle was restarted and the check engine and TCM warning lights remained illuminated. Additionally, the transmission shifter failed to shift out of park. The vehicle towed to the lo…
ENGINE09/26/2022
The contact owns a 2017 Buick Lacrosse. The contact stated that while driving at an undisclosed speed, the vehicle inadvertently lost motive power on several occasions. The vehicle restarted after a while. The vehicle was taken to the local dealer where it was diagnosed with a faulty power inverter module. The vehicle …
POWER TRAIN,ELECTRICAL SYSTEM06/28/2022
Car has 4 trips on rollback and one driving in for transmission problems 3 trips was when coming to a stop the car will will slide to stop almost making us hit dash of car each time there would be a warning about a minute before service transmission . One of the Trip for transmission service light I did drive it in. Th…

Three of 11 drivetrain complaints. The full report shows more, with quotes about the engine in the car you are looking at first.

Recall campaigns on this model year (2)

STEERING:ELECTRIC POWER ASSIST SYSTEM
General Motors LLC (GM) is recalling certain 2017 Buick LaCrosse vehicles. The electrical connectors for the Electronic Power Steering (EPS) system may not be properly s…
SUSPENSION:REAR
General Motors LLC (C) is recalling certain 2017 Buick LaCrosse vehicles. The rear suspension toe-links may have been incorrectly installed, and, as a result, they may l…

This does not say whether a particular car has an open, unrepaired recall. That depends on the VIN.

Before you buy a 2017 Buick LaCrosse

Have the VIN?Paste it and get the full report for that car. First report free, then a 30-day pass covers a whole car search.

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Experimental model-level information. This is not a vehicle inspection, vehicle-history report, financial advice or purchase recommendation. It describes patterns across a model year, not the condition of any individual vehicle.