The 2014 Buick LaCrosse is a practical entry-level luxury sedan that delivers impressive cabin quietness, refined ride quality, and upscale interior materials. Updated with refreshed exterior styling and simplified interior controls, the 2014 model offers solid value on the pre-owned market for buyers seeking full-size comfort without high premium-brand maintenance costs.
Overview of the 2014 Mid-Cycle Refresh
General Motors introduced significant revisions for the 2014 model year to keep the second-generation LaCrosse competitive against rivals like the Lexus ES 350, Toyota Avalon, and Lincoln MKZ. The exterior updates featured a larger, more prominent waterfall grille, redesigned front and rear fascias, and updated lighting clusters with signature wing-shaped LED daytime running lights and LED taillamps.
Inside, Buick addressed major consumer complaints regarding the previous model years' center console design. The original clutter of over 40 individual buttons and knobs was streamlined down to just seven main controls for the audio system, integrated alongside an updated 8-inch high-resolution color touchscreen running Buick’s IntelliLink infotainment system.
The 2014 refresh also modernized the sedan's interior architecture with redesigned seats for improved long-distance comfort, revised instrument cluster displays featuring an available 8-inch configurable driver information screen, and upgraded soft-touch materials throughout the cabin. For buyers prioritizing cabin acoustics, Buick’s standard "QuietTuning" package incorporated acoustic laminated glass, triple door seals, and targeted sound-deadening insulation to minimize road, engine, and wind noise.
Engine Options and Mechanical Specifications
The 2014 Buick LaCrosse came equipped with one of two distinct powertrains, catering either to fuel-efficiency conscious commuters or drivers seeking traditional V6 power.
2014 Buick LaCrosse Powertrains
- 2.4L Ecotec I4 with eAssist
- 182 hp / 172 lb-ft
- Mild-hybrid tech
- 6-speed 6T40 Auto
- 3.6L LFX V6 Direct Injection
- 304 hp / 264 lb-ft
- Available Haldex AWD
- 6-speed 6T70 Auto
2.4L Ecotec 4-Cylinder with eAssist
The base engine option in certain trims was a 2.4-liter Ecotec inline-four paired with GM’s eAssist mild-hybrid technology. This system utilizes a small 0.5-kWh air-cooled lithium-ion battery pack and a 15-horsepower electric motor-generator attached to the engine via a heavy-duty belt drive.
- Power Output: 182 horsepower at 6,700 RPM and 172 lb-ft of torque at 4,900 RPM.
- Functionality: The eAssist system provides electrical boost during acceleration, enables engine auto-stop when the vehicle comes to a halt, and performs regenerative braking to charge the battery. It cannot power the car on electric energy alone.
- Transmission: 6-speed Hydra-Matic 6T40 automatic transmission.
3.6L LFX Direct-Injection V6
The vast majority of 2014 LaCrosse models found on the used market feature the robust 3.6-liter naturally aspirated LFX V6 engine. This engine proved far more popular among original buyers due to its strong power delivery and refined operation.
- Power Output: 304 horsepower at 6,800 RPM and 264 lb-ft of torque at 5,300 RPM.
- Transmission: 6-speed Hydra-Matic 6T70 automatic transmission.
- Drivetrain Layout: Front-Wheel Drive (FWD) as standard, with an advanced Haldex All-Wheel Drive (AWD) system available on Select and Premium trims. The AWD system features an electronic limited-slip differential (eLSD) capable of transferring torque between the rear wheels for enhanced traction in slippery conditions.
Trim Levels, Interior Features, and Technology
Buick structured the 2014 LaCrosse lineup into several key packaging levels: Base, Leather (1SL), Premium 1 (1SN), Premium 2 (1SP), and top-tier option groups such as the Ultra Luxury Package.
Standard and Available Comfort Features
Standard equipment across all trims includes dual-zone automatic climate control, an eight-way power driver seat, remote keyless entry, leather-wrapped steering wheel, and cruise control. Moving up to the Leather and Premium trim levels adds:
- Perforated leather seating surfaces with heating and ventilation settings.
- Heated steering wheel and driver-seat memory settings.
- Power rear-window sunshade.
- 11-speaker Bose Centerpoint premium surround-sound audio system.
- Real Tamo ash wood trim accents (included with the Ultra Luxury Package) alongside Sangria leather upholstery.
IntelliLink Infotainment and Driver Interface
The centerpiece of the 2014 interior update was the revised IntelliLink infotainment system. Displayed on an 8-inch color touchscreen, IntelliLink supported voice recognition, Bluetooth hands-free phone connectivity and audio streaming, SiriusXM satellite radio, and smartphone integration for applications like Pandora and Stitcher.
While the touch interface was a significant improvement over earlier software iterations, screen responsiveness can feel somewhat dated compared to modern smartphone standards. Higher-tier packages included onboard navigation with real-time traffic updates.
Advanced Safety Systems
The 2014 model year marked the introduction of GM’s radar- and camera-based safety suites on the LaCrosse, organized into two main option packages:
- Driver Confidence Package 1: Includes Side Blind Zone Alert with Lane Change Alert, Rear Cross Traffic Alert, Lane Departure Warning, Forward Collision Alert, xenon High-Intensity Discharge (HID) headlights, and a head-up display (HUD) that projects vehicle speed and navigation prompts onto the windshield.
- Driver Confidence Package 2: Adds Adaptive Cruise Control and Front Automatic Braking, which can mitigate or prevent low-speed front impacts, as well as GM's Safety Alert Seat that vibrates specific sides of the driver seat bolster to signal directional hazards.
Real-World Performance, Fuel Economy, and Specifications
In road testing, the V6-equipped 2014 LaCrosse accelerates from 0 to 60 mph in approximately 6.6 seconds, providing confident highway merging and passing capability. Models equipped with front-wheel drive and the V6 engine utilize GM’s HiPer Strut front suspension design, which reduces torque steer and improves steering precision through tighter turns.
Official fuel efficiency estimates from the U.S. Environmental Protection Agency (EPA) demonstrate the performance and economy trade-offs between the available powertrains:
| Powertrain Configuration | Drivetrain | EPA City (MPG) | EPA Highway (MPG) | EPA Combined (MPG) | Fuel Type |
|---|---|---|---|---|---|
| 2.4L 4-Cyl eAssist | Front-Wheel Drive | 25 | 36 | 29 | Regular Unleaded |
| 3.6L V6 | Front-Wheel Drive | 18 | 28 | 21 | Regular Unleaded |
| 3.6L V6 | All-Wheel Drive | 17 | 26 | 20 | Regular Unleaded |
Long-Term Reliability, Common Mechanical Issues, and Maintenance
When evaluating a 2014 Buick LaCrosse as a used vehicle, understanding long-term durability and potential mechanical failure points is essential for budgeting potential repairs.
1. 3.6L V6 Engine (LFX Code) Considerations
Unlike the earlier 3.6L LLT V6 engines (used from 2008–2011) which suffered from severe premature timing chain stretch, the updated LFX engine in the 2014 LaCrosse features re-engineered timing chains, upgraded guide tensioners, and revised oil passages. However, the LFX remains sensitive to low engine oil levels and extended oil-change intervals. Direct-injection fuel delivery can also lead to carbon buildup on intake valves over high mileages, leading to rough idling or misfires.
- Preventative Action: Inspect service records to verify regular oil changes every 5,000 miles. Check for low oil levels and listen for rattle or ticking noises during cold starts, which indicate timing chain tensioner wear.
2. eAssist System Battery and Component Wear
The eAssist mild-hybrid battery system utilizes a 115V lithium-ion battery located behind the rear seats, which reduces trunk storage capacity from 13.3 cubic feet down to 10.8 cubic feet. As these vehicles age past 10–12 years, the hybrid battery pack, Generator Control Module (GCM), or power inverter module may experience diminished capacity or failure.
- Symptoms: Illuminating "Service Battery Charging System" light, disabled engine auto-stop functionality, or loss of electrical assistance during acceleration.
- Repair Costs: Replacing the eAssist lithium-ion battery pack or control modules can exceed $1,500 to $3,000 depending on component availability and whether recycled units are used.
3. Hydra-Matic Automatic Transmissions (6T40 & 6T70)
The 6-speed automatic transmissions used in the 2014 LaCrosse are generally reliable if fluid maintenance has been performed. However, higher-mileage examples may develop harsh or delayed shifting between 2nd and 3rd gears.
- The 6T40 transmission paired with the 2.4L eAssist engine has a lower torque capacity limit and works harder, making regular transmission fluid flushes essential every 45,000 to 60,000 miles.
- The 6T70 paired with the 3.6L V6 is heavier-duty, but fluid deterioration can still lead to wave plate wear or solenoid block issues if neglected.
4. Suspension Components and Wear
Models equipped with the 19-inch or 20-inch alloy wheels and standard front struts can experience accelerated wear on front lower control arm bushings and sway bar end links, resulting in clunking sounds over bumps. Vehicles fitted with the optional Continuous Damping Control (CDC) adaptive suspension feature electronic shock absorbers that are significantly more expensive to replace than conventional hydraulic shocks when leakages occur.
5. Recalls and Technical Service Bulletins (TSBs)
Before purchasing a pre-owned 2014 model, verify that all safety recalls issued by the National Highway Traffic Safety Administration (NHTSA) have been performed by an authorized GM dealer:
- Rear Suspension Toe Link Recall: Certain 2013–2014 LaCrosse models driven in salt-belt states were recalled due to potential corrosion of the rear suspension toe links, which could fracture and cause a loss of steering control.
- Driver Seat Height Adjuster Bolt Recall: GM issued recalls for several 2014 sedans regarding potential detachment of the seat height adjuster bolt, which could allow the seat cushion to drop unexpectedly.
Pre-Owned Market Value and Used Buying Advice
As a mid-market luxury vehicle, the 2014 Buick LaCrosse experiences favorable depreciation curves compared to Japanese and European import rivals. This makes it an attractive value proposition for used car buyers seeking quietness and features for a reasonable purchase price.
Pricing Landscape
Depending on mileage, vehicle condition, maintenance records, and trim level:
- Good Condition (100,000–140,000 miles): Typically trades in the lower price brackets for mid-size/full-size used sedans.
- Low-Mileage Examples (Under 75,000 miles): Commanding a modest premium, particularly for high-spec Leather, Premium, or Ultra Luxury trims equipped with AWD and the V6 engine.
| Premium / Ultra Luxury Trim | Base / eAssist Trim |
|---|---|
| • 3.6L LFX V6 (304 hp) | • 2.4L eAssist Mild-Hybrid (182 hp) |
| • Full trunk capacity (13.3 cu-ft) | • Reduced trunk capacity (10.8) |
| • Available Haldex AWD | • FWD only |
| • Heated/ventilated leather seats | • Standard cloth/leatherette |
| • Recommended for high-mileage | • Hybrid battery replacement risk |
Preferred Configuration for Used Buyers
For long-term peace of mind and lower cost-of-ownership risks, the recommended specification is a 3.6L V6 model in Leather or Premium trim. This configuration avoids the potential high-cost replacement of the aging 115V eAssist hybrid battery pack while retaining full trunk storage capacity and delivering 304 horsepower.
If driving in cold-weather regions, searching for an AWD model equipped with the electronic limited-slip differential provides clear benefits in snow and rain performance.
2014 Buick LaCrosse vs. Primary Competitors
| Metric / Feature | 2014 Buick LaCrosse V6 | 2014 Lexus ES 350 | 2014 Toyota Avalon V6 |
|---|---|---|---|
| Engine | 3.6L V6 | 3.5L V6 | 3.5L V6 |
| Horsepower | 304 hp | 268 hp | 268 hp |
| EPA MPG (Comb.) | 21 MPG (FWD) | 24 MPG | 25 MPG |
| Available AWD? | Yes | No (FWD only) | No (FWD only) |
| Cabin Quietness | Exceptional | Exceptional | Moderate |
| Used Market Price | Moderate/Value | Higher Premium | Mid-to-High |
Lexus ES 350
The Lexus ES 350 is the traditional benchmark for refined, reliable entry-luxury transport. While the 2014 ES 350 holds resale value better than the LaCrosse and exhibits higher average reliability ratings for electronics and powertrain components, it typically costs substantially more on the pre-owned market for equivalent mileage. The LaCrosse offers available AWD and higher engine output (304 hp vs 268 hp), which the FWD-only ES 350 lacks.
Toyota Avalon
The 2014 Toyota Avalon shares its platform with the Lexus ES, providing high fuel efficiency (25 MPG combined) and exceptional overall reliability. However, the Avalon's suspension tuning for the 2013–2015 generation was criticized for being surprisingly firm, sacrificing the soft ride quality traditional full-size sedan buyers prefer. The Buick LaCrosse offers a significantly quieter, smoother, and more cushioned ride over rough pavement than the equivalent Avalon.
Lincoln MKZ
The 2014 Lincoln MKZ features distinctive styling and an available dynamic panoramic glass roof. While available with both V6 and AWD options, the MKZ's interior utilizes capacitive touch sliders for volume and climate controls that proved difficult to use while driving. The refreshed interior design of the 2014 LaCrosse, with physical climate switches and the IntelliLink touchscreen, offers superior daily ergonomics.
Frequently Asked Questions
Is the 2014 Buick LaCrosse a reliable used car?
Yes, overall reliability for the 2014 Buick LaCrosse is solid, particularly on models powered by the 3.6-liter LFX V6 engine. The interior revisions for 2014 resolved many mechanical and electronic complaints from earlier production years. However, proper vehicle maintenance—specifically regular oil changes to protect timing chains—is essential.
Which engine is better in the 2014 Buick LaCrosse: 2.4L eAssist or 3.6L V6?
The 3.6L V6 is generally the better choice for used car buyers. It delivers 304 horsepower, offers full trunk capacity, can be paired with All-Wheel Drive, and avoids long-term repair costs associated with replacing an aging 115V eAssist mild-hybrid battery system.
Does the 2014 Buick LaCrosse have All-Wheel Drive (AWD)?
Yes, All-Wheel Drive was available as an option on the 2014 Buick LaCrosse when equipped with the 3.6-liter V6 engine in Leather and Premium trims. The system uses a Haldex intelligent AWD setup with an electronic limited-slip differential.
What features were updated in the 2014 Buick LaCrosse refresh?
The 2014 refresh included updated front and rear exterior styling with LED daytime running lights, a modernized interior console with fewer dashboard buttons, an 8-inch IntelliLink touchscreen, revised seating designs, and new driver assistance options like Adaptive Cruise Control and Forward Collision Alert.
Does the 2014 Buick LaCrosse require premium gasoline?
No. Both the 2.4-liter Ecotec 4-cylinder engine and the 3.6-liter LFX V6 engine are designed to run efficiently on standard 87-octane regular unleaded fuel.
Final Verdict and Buying Recommendation
The 2014 Buick LaCrosse stands out as a smart pre-owned purchase for buyers seeking quiet comfort, spacious seating, and upscale feature availability without paying premium luxury import prices. Its cabin quietness rivaling Lexus, along with a revised center console that corrected early ergonomic issues, makes it a refined daily driver.
Next Steps for Prospective Buyers:
- Focus searches on 3.6L V6 models equipped with the Leather or Premium option packages to avoid potential mild-hybrid battery wear.
- Check the vehicle history report via Carfax or AutoCheck to confirm routine 5,000-mile oil change intervals and rule out open safety recalls regarding rear toe links.
- Conduct a thorough pre-purchase inspection with a certified technician, verifying shock absorber condition on models equipped with Continuous Damping Control and ensuring smooth transmission shifts under acceleration.
