2009 Buick Lacrosse Electrical system Problems
- Complaints
- 31about this part
- Share
- 29%of 106 total for the year
- Median mileage
- 64,500miles
- Trend
- FallingComplaints filed in the last 3 full calendar years are at least 25% lower than in the 3 years before.
NHTSA recorded 31 complaints about the electrical system of the 2009 Buick Lacrosse, 29% of the 106 complaints for this model year. Where a mileage was given, the median is 64,500 miles. 3 a fire, according to the filers. 1 recall campaign on record is filed under a similar system.
Example complaints
Selected from NHTSA records; personal details are removed. They are consumer reports, not findings.
“This is the third time within a 2 month time frame that I have been having a service traction system , service theft system , ABS system on my odometer. I had to stop and turn the car off. Then they replaced the wheel barring, then they did the electrical and tire and now it is acting up again and they dont even know what it is this time.”
NHTSA complaint #10596330, filed 2014-06, 70,144 miles“Abs stablility traction lights come on and the car dies I have no power steering or breaking power and my car is still moving. Gm did the petal recall to it thinking that would fix it, it did and has not. This is a death trap I have lost faith in driving this car. How is this not a safety issue??? Has happened twice.”
NHTSA complaint #10789568, filed 2015-11, 110,000 miles“Was driving down road got to my destination parked it and when I came out it would not start found a burnt fuel pump relay changed it and drove it home. 20 min later I drove it again and made it 2 miles same thing happened to relay only when I was driving it.”
NHTSA complaint #11161487, filed 2018-12, 134,000 miles“This has happened numerous times. The first time the check engine light came on, I don't recall the message I actually got; but I took it to a dealership and they replaced an emission control item which seemed to do the trick for awhile. Eventually, as I was driving along some time later, the message reduced engine power came up; and I could feel the engine immediately start to drag. In about 30 seconds to a minute, traction control off or something similar comes up. …”
NHTSA complaint #10596851, filed 2014-06, 36,000 miles“I have only had this car 5 months and I bought it at 55k miles. While driving on the highway at about 11:00pm on a rainy night I was stopped by a state trooper who said my headlights shut off while driving. The good part is- the trooper actually saw my headlights were originally on but he stated that as I approached him they just went off . He pulled me over just to make sure I was ok, but he said this is a safety issue and I could cause a collision while driving without headlights. …”
NHTSA complaint #10525869, filed 2013-07, 68,173 milesRelated recalls
- 14V355000Jun 23, 2014This defect can affect the safe operation of the airbag system. Until this recall is performed, customers should remove all items from their key rings…Covers: Buick Lacrosse 2005–2009, Chevrolet Impala 2006–2014, Cadillac Deville 2000–2005 +3 more
Related service bulletins
- 11009156Oct 25, 2024This Preliminary Information communicates to the dealer the process for downloading or updating operating software for the Tire Pressure Monitor, Active Fuel Injector tester…
- 11007196Sep 6, 2024This Preliminary Information communication provides information to the technician about vehicles that have an intermittent no crank, no start, or start stall concern with the…
- 11006621Aug 26, 2024Vehicle Wide Programming (VWP) is a new process to update software on GM Vehicles. It provides the ability via a single selection within Techline Connect to first identify which…
- 11007116Aug 6, 2024This bulletin provides information on identifying Non-GM Engine Calibrations for Gasoline Engines using the Tech 2 or GDS 2.
- 11002312Jun 6, 2024This service bulletin provides information for dealers/technicians on Service Programming System (SPS) Error Codes E4398, E4399, E4401, E4403, M4404, M4413, M6954, M6955, E4414…
- 11000162Apr 30, 2024The intent of this service bulletin is to identify aftermarket ALDL or DLC interface devices as potential sources for causing multiple customer concerns that do not have other…
- 10252735Mar 28, 2024This bulletin provides information for electrical ground repairs using new General Motors replacement fasteners with conductive finish.
- 10249535Jan 8, 2024This preliminary information (PI) provides information om Service Programming System (SPS) Error Codes (E4398, E4399, E4403, M4404, M4413, M6954, M6955, E4414, E4423, E4491 or…
- 10244214Sep 21, 2023This informational bulletin provides information for the IPC odometer programming method quick reference guide.
- 10240359Jul 31, 2023This bulletin provides information on identifying Non-GM Engine Calibrations for Gasoline Engines using the Tech 2 or GDS 2.
Electrical system: other model years
| Year | Complaints | Share of year |
|---|---|---|
| 2019 | 1 | 14% |
| 2018 | 5 | 42% |
| 2017 | 11 | 31% |
| 2016 | 3 | 6% |
| 2015 | 9 | 20% |
| 2014 | 14 | 22% |
| 2013 | 55 | 42% |
| 2012 | 62 | 30% |
| 2011 | 32 | 19% |
| 2010 | 46 | 24% |
| 2009 | 31 | 29% |
| 2008 | 84 | 34% |
| 2007 | 75 | 30% |
| 2006 | 83 | 28% |
| 2005 | 80 | 25% |
Other parts of the 2009 Buick Lacrosse
47 complaintsAir bags
27 complaintsVehicle speed control
9 complaintsEngine
5 complaintsFuel system
5 complaintsBrakes
4 complaintsElectronic stability control
3 complaintsOther or unknown
3 complaintsSeats
3 complaintsTransmission and drivetrain
3 complaintsBody and structure
2 complaintsEngine cooling
1 complaints
← All problems reported for the 2009 Buick Lacrosse
About this data. Data from NHTSA (ODI) complaints, recalls, TSBs and investigations, updated Oct 28, 2026. Complaints are unverified consumer reports and may be duplicated or inaccurate.
To check a specific vehicle for open recalls, use its VIN at nhtsa.gov/recalls. Methodology