This service bulletin provides information on replacing the intake manifold when the engine is replaced after severe internal engine damage.
full bulletin at NHTSA ↗2013 Buick LaCrosse engine problems
moderate Owners of the 2013 Buick LaCrosse have filed 8 NHTSA complaints about the engine at roughly $3,100 to repair (U.S. federal records, as of August 2026). Source: NHTSA Office of Defects Investigation. See engine across all vehicles →
| Model year | engine complaints |
|---|---|
| 2010 LaCrosse | 20 |
| 2011 LaCrosse | 20 |
| 2012 LaCrosse | 27 |
| 2013 LaCrosse (this page) | 8 |
When does it fail?
Of the 8 engine complaints filed for the 2013 Buick LaCrosse, here's the actual mileage breakdown — failures cluster heaviest at 75,000-100,000 mi.
Each bar shows the share of total complaints filed at that mileage range. Peak failure window highlighted. Some owners report problems earlier; some make it well past 150,000 miles symptom-free. Maintenance habits and driving conditions shift the curve as much as mileage alone.
No new NHTSA engine complaint has been filed on this vehicle in over 3 years — the issue may be aging out of the active population.
Is there a fix? Manufacturer service bulletins
The manufacturer has issued service bulletins covering engine 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.
The service bulletin advises the tech of a normal transmission shift condition and the delay in throttle response when the throttle plate is opened rapidly and advises the customer that it is normal for the delay.
full bulletin at NHTSA ↗This bulletin advises the technician to flush the cooling system multiple times if oil has been found in the cooling system and replace the parts that may be contaminated due to oil in system.
full bulletin at NHTSA ↗This bulletin advises the technician to flush the cooling system multiple times if oil has been found in the cooling system and replace the parts that may be contaminated due to oil in system.
full bulletin at NHTSA ↗This bulletin advises the dealers to maintain the vehicle stock on hand by doing a full inspection on the vehicles before being sold (prepping) to the customer.
full bulletin at NHTSA ↗Source: NHTSA manufacturer communications. Bring the bulletin number to your dealer or shop.
What owners are reporting 3 most recent
The contact’s wife owns a 2013 Buick LaCrosse. The contact stated that on several occasions while the brake pedal was depressed, the vehicle lunged forward and the engine stalled; however, after releasing the brake pedal, the vehicle went into LIMP Mode and then lunged forward. The contact stated that the engine engaged at low speeds. Additionally, the contact stated that there was an abnormal…
Tl* the contact owns a 2013 Buick lacrosse hybrid. After the vehicle was serviced for unrelated issues, the check engine indicator illuminated the next day and the "check the charging system" message appeared. Additionally, the vehicle would shut off and restart automatically. The vehicle was not diagnosed or repaired. The manufacturer was not made aware of the failure. The failure mileage was…
My 2013 Buick lacrosse has a malfunctioning transmission control module which it already recalled by gm but my car does not fall under the recall because of my VIN the malfunctioning transmission control module cause my car to go into limp mode in the middle of the street in traffic
Common questions
How serious is the engine problem on the 2013 Buick LaCrosse?
It's a documented issue but not catastrophic. 8 complaints have been filed. Repairs average $3,100 and most owners catch it before it causes a breakdown.
At what mileage does the engine typically fail?
Based on the 8 complaints filed, engine issues most often appear around 71,151 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 $3,100 for engine 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 engine?
No active recalls currently cover engine 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.