1. Car & Truck Parts Accessories Offered
  2. sku: 13979658494319673
  3. BUICK LACROSSE

BUICK 399.GM4L16 Engine MISC2013

fits model: Lacrosse. make: Buick. year: 2014–2016.

399.gm4l16 Buick Lacrosse 2016 Engine Parts Misc2013 2014 2015 Oem

( Part Type: Engine ), ( Conditions Options: 4 Oxygen Sensor ), ( Genuine Oem: Yes ), ( Ipn: 399.gm4l16 ), ( Descriptionpartcondition: The Pictures Are Of The Exact Part You Will Recieve. This Is A Hi ), ( Warranty: 60 Day )

Review BUICK Engine Parts Oem fits LACROSSE 2014–2016

The Buick Lacrosse 2016 3.6L V6 engine, specifically identified as the GM4L16, is a sophisticated powerhouse designed to deliver a compelling blend of performance, efficiency, and refinement. This engine was also utilized in select models from the 2013 to 2015 model years.

The GM4L16 is a front-mounted, 24-valve, all-aluminum V6 engine, boasting an impressive displacement of 3.6 liters. It employs a variable valve timing system, allowing for optimal power delivery and fuel efficiency across the entire RPM range. The engine produces a robust 304 horsepower at 6,800 RPM and 264 lb-ft of torque at 4,800 RPM.

One of the most notable features of this engine is its direct fuel injection system. This advanced technology enables a more complete combustion process, resulting in increased power and improved fuel economy. It also helps reduce emissions, making it an eco-friendly choice.

Another notable feature is the Active Fuel Management (AFM) system, which is an innovative cylinder deactivation technology. Under light load conditions, this system deactivates two cylinders, reducing fuel consumption without compromising performance. When additional power is required, the engine automatically reactivates all cylinders.

The GM4L16 engine is also equipped with a variable intake manifold, which optimizes airflow into the engine for better power and torque. Additionally, it utilizes a twin-scroll exhaust manifold to improve engine response and reduce exhaust gas turbulence.

The engine block is made of compacted graphite iron, which offers enhanced strength and durability. The cylinder bores are lined with a low-friction, aluminum-silicon alloy piston coating, reducing engine wear and improving efficiency.

The GM4L16 engine is also equipped with a dual-flow cooling system, which ensures efficient engine cooling under all operating conditions, allowing for optimal engine performance and longevity.

This engine is mated to a six-speed automatic transmission, providing smooth and responsive gear changes. The transmission features a wide ratio spread and adaptive learning capability, providing excellent performance and efficiency.

In conclusion, the Buick Lacrosse 2016 3.6L V6 engine, GM4L16, is a state-of-the-art powertrain designed to provide impressive performance and efficiency. With its advanced features, such as variable valve timing, direct fuel injection, Active Fuel Management, and a dual-flow cooling system, this engine delivers a compelling driving experience while reducing emissions and improving fuel economy.

The Buick LaCrosse with the 3.6L V6 GM4L16 engine, produced between 2013 and 2015, can be an attractive option for car buyers due to its balanced performance, comfortable ride, and sophisticated interior. However, like any other vehicle, it comes with its pros and cons.

Pros:

1. Fuel Efficiency: With an EPA-estimated 19 mpg city and 30 mpg highway, the Buick LaCrosse offers decent fuel economy for its class.

2. Smooth Ride: The LaCrosse is known for its comfortable and quiet ride, making it an excellent choice for long commutes and road trips.

3. Spacious Interior: The interior offers ample legroom and headroom for both the driver and passengers, making it a comfortable ride for all.

4. Advanced Technology: The LaCrosse comes with an array of advanced features, including a touchscreen infotainment system, Bluetooth connectivity, and a rearview camera.

5. Safety: The LaCrosse received good safety ratings, including a 5-star overall safety rating from the National Highway Traffic Safety Administration (NHTSA).

Cons:

1. Engine Power: The 3.6L V6 engine may not offer the most powerful acceleration, particularly when compared to some of its competitors in the same class.

2. Maintenance Costs: Like many vehicles, the Buick LaCrosse may require regular maintenance, which can add up over time.

3. Infotainment System: While the infotainment system is advanced, some users have reported issues with connectivity and interface.

4. Rear Visibility: The large C-pillars and thick rear pillars can limit rear visibility, making it difficult to park or maneuver in tight spaces.

Conclusion:

The Buick LaCrosse with the 3.6L V6 GM4L16 engine offers a comfortable ride, decent fuel economy, and advanced technology, making it an attractive option for car buyers. However, it may not offer the most powerful acceleration, and the infotainment system and rear visibility could be improved. In terms of overall value, the Buick LaCrosse is a solid choice for those prioritizing comfort, fuel efficiency, and advanced features.

Recommendation:

If you're looking for a comfortable, fuel-efficient, and feature-rich vehicle, the Buick LaCrosse with the 3.6L V6 GM4L16 engine could be an excellent choice. However, if you prioritize acceleration or a more powerful engine, you may want to consider other options in the same class. Ultimately, it's essential to test drive the vehicle and weigh the pros and cons against your personal preferences and needs.

Details:

Donor Vehicle - 2016 LACROSSE. 4 OXYGEN SENSOR. It is stored in doors and ready to be shipped. Engine Component.

Stock Number - 2423.

part #: 399.gm4l16 prices

  • $87.76-$99.29

specifications parthick:

  • for models: Lacrosse
  • for makes: Buick
  • for years: 2014-2016
  • part type: Engine
  • conditions options: 4 Oxygen Sensor
  • genuine oem: Yes
  • ipn: 399.gm4l16
  • descriptionpartcondition: The Pictures Are Of The Exact Part You Will Recieve. This Is A Hi
  • warranty: 60 Day

seller parthick:

  • city: Sauk Centre, Minnesota
  • # reviews: 26725
  • rating: 99.6%

general parthick:

  • condition: Used
  • Car Truck Parts Accessories > Engines Engine Parts > Other Engine Parts

payments parthick:

  • other
  • wallet: Paypal
  • credit card: Mastercard

returns parthick:

  • paid by: Buyer
  • time: 60 Days
  • policy: Returns Accepted

offer parthick:

  • sold: 0
  • quantity: 1
  • best offers: True
  • started: January 29, 2026
  • availability: In Stock
  • options: Ship-to-home

shipping parthick:

  • class: Expedited
  • carrier: USPS
  • type: Fixed
  • transit: 4-7 Days
  • cost: $0.00
  • service: USPS Priority Mail
for models: lacrosse, for makes: buick, for years: 2014-2016, part type: engine, conditions options: 4 oxygen sensor, genuine oem: yes, descriptionpartcondition: the pictures are of the exact part you will recieve. this is a hi, warranty: 60 day,
manufacturer: buick, category: auto parts > car truck parts accessories > engines engine parts > engine parts, sku: 13979658494319673,

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