This preliminary informational (PI) bulletin provides information to dealership personnel that may be helpful when addressing underbody component corrosion with customers.
full bulletin at NHTSA ↗2013 Buick LaCrosse powertrain problems
moderate Owners of the 2013 Buick LaCrosse have filed 10 NHTSA complaints about the powertrain at roughly $2,500 to repair (U.S. federal records, as of October 2026). Source: NHTSA Office of Defects Investigation. See powertrain across all vehicles →
Complaints
10
Recalls
0
Avg fix
$2,500
| Model year | powertrain complaints |
|---|---|
| 2009 LaCrosse | 3 |
| 2010 LaCrosse | 15 |
| 2011 LaCrosse | 18 |
| 2012 LaCrosse | 18 |
| 2013 LaCrosse (this page) | 10 |
| 2014 LaCrosse | 4 |
| 2016 LaCrosse | 6 |
| 2017 LaCrosse | 9 |
What stands out
Owners are still filing on this — the most recent NHTSA powertrain complaint for this vehicle was logged 4 days ago.
Is there a fix? Manufacturer service bulletins
The manufacturer has issued service bulletins covering powertrain on this vehicle — documented repair instructions, service campaigns, or warranty extensions sent to dealers. A TSB isn't a recall (it's not a free safety remedy), but it's the manufacturer acknowledging the issue and how to fix it.
This bulletin provides information on identifying Non-GM Engine Calibrations for Gasoline Engines using the Tech 2 or GDS 2.
full bulletin at NHTSA ↗This service bulletin provides information on the harmful effects of ethylene glycol in transmission fluid.
full bulletin at NHTSA ↗This informational bulletin explains Unscheduled Supplemental Services and the importance of GM Simplified Maintenance Schedules.
full bulletin at NHTSA ↗This service bulletin informs the technician of an alternate lift procedure that has been developed when the lift plate does not fit the top of the transmission case for 6T30, 6T35, 6T40, 6T45, and 6T50 Transmissions.
full bulletin at NHTSA ↗Source: NHTSA manufacturer communications. Bring the bulletin number to your dealer or shop.
What owners are reporting 1 most recent
2013 Buick Lacrosse hybrid, campaign #13136, NHTSA 13V173000. Intermittent Battey light illumination Service Charging System warning. battery voltage drops until loss of power. After car setr for a period of time, when started Battery voltage is approximately 14.5 volts until the battery light illuminates Service Charging System warning is indicated then the battery voltage slowly until the…
Had powertrain trouble with your 2013 Buick LaCrosse?
File a complaint with NHTSA → It's free, official, and how every report above got here — owner filings are the federal safety record this page is built on.
Common questions
How serious is the powertrain problem on the 2013 Buick LaCrosse?
It's a documented issue but not catastrophic. 10 complaints have been filed. Repairs average $2,500 and most owners catch it before it causes a breakdown.
At what mileage does the powertrain typically fail?
Based on the 10 complaints filed, powertrain issues most often appear around 42,439 miles. Some report problems earlier; some make it well past 150,000 with no symptoms. Maintenance habits matter — vehicles that received timely fluid services and were not regularly overworked tend to last longer.
What does it cost to fix?
Independent shops typically charge around $2,500 for powertrain repairs on this vehicle. Dealer pricing tends to run 20-40% higher. The exact figure depends on the specific failure mode, parts availability, and your local labor rates. If you're outside factory warranty, an extended service contract often covers this category.
Are there any recalls related to powertrain?
No active recalls currently cover powertrain issues on this vehicle. The complaints filed represent owner-reported failures that haven't risen to the level of a manufacturer-issued recall — but they're still worth knowing about before you buy or budget for repairs.
Related
Complaint and recall data sourced from the National Highway Traffic Safety Administration (NHTSA)
public records database. Verify the raw federal record at
nhtsa.gov/vehicle/2013/Buick/LaCrosse.
Severity ratings are derived from reported crashes, fires, injuries, and fatalities. Repair cost estimates are
independent-shop national averages and may differ in your area. Some links on this page are affiliate links.