LEA Buick LEA

Модульний 4-циліндровий двигун з безпосереднім впорском, відомий своєю надійністю та економічністю.

Brand: Buick Type: Petrol Configuration: Inline-4 Production Years: 2010 - теперішній час Production: Spring Hill, Tennessee, USA
16 Brand engines
16 Modifications

Technical Specifications

Engine Displacement 2.4 L (2,384 cc)
Configuration Inline-4
Number of Cylinders 4
Valves per Cylinder 4
Power 182 - 190 л.с.
Torque 233 Н*м
Cylinder Bore 88.00 mm
Piston Stroke 98.00 mm
Compression Ratio 11.2:1
Firing Order 1-3-4-2
Fuel System Direct Injection
Aspiration Naturally Aspirated
Intercooler No
Maximum RPM 7,000 rpm
Max Torque RPM 4,900 rpm
Valve Train DOHC
Timing Drive Chain
Timing Chain Replacement 250000 or as needed
Block Material Aluminum
Head Material Aluminum
Engine Weight 139 kg
Dimensions (L×W×H) null mm
Lubrication System Pressure lubrication
Cooling System Liquid cooling

Additional Information

Engine Family GM Family 0
Manufacturing Plant Spring Hill, Tennessee, USA
Predecessor LNF
Successor LTG

Maintenance

Engine Oil Capacity 5 L (with filter: 5.2 L)
Recommended Viscosity 5W-30
Oil Standard API SN
Recommended Brands ACDelco, Mobil 1, Castrol
Oil Change Interval 12 000 km or 12 mo
Oil Filter PF457G
Air Filter 23456789
Replace every 45 000 km
Cabin Filter 12345678
Spark Plugs Type: Iridium
Part number: 41-109
Gap: 1 mm
Quantity: 4 pcs
Replace every 100 000 km
Coolant Capacity 6 L
Coolant Type DEX-COOL (ACDelco)
Coolant Change Interval 240 000 km
Thermostat Opening Temperature 92°C
Operating Temperature 90°C
Max Operating Temperature 110°C
Critical Temperature 120°C
Annual Maintenance Cost 600-900 USD

Reliability

Reliability rating: 8/10

Expected lifespan: 300 000 km

Common problems

Problem Severity Mileage Repair cost
Oil consumption Medium 80000-120000 km $500-1000
Timing chain noise High 100000-150000 km $1500-2500

Known defects

  • PCV system issues
  • Intake manifold gasket leaks

Warranty extensions

  • Extended warranty for timing chain issues up to 10 years/120000 miles

Tuning potential

Tuning potential: Medium | Max. safe power: 260 hp

Stage Power Torque Method Cost
Stage 1 210 hp 260 Nm ECU remap only
Reliability impact: Minimal 		$400
Stage 2 230 hp 280 Nm -
Required: Cold air intake, ECU remap
Reliability impact: Low 		$1500
Stage 3 250 hp 300 Nm -
Required: Performance exhaust, ECU remap, Upgraded injectors
Reliability impact: Medium 		$5000

Popular modifications

  • Cold air intake
  • Performance exhaust
  • ECU remap

Tuning limitations

  • Limited by naturally aspirated design
  • Cooling system upgrades needed for high performance

Детальні технічні характеристики

1
модифікація
180–180
к.с.

Спільні характеристики

Acceleration (0-100 km/h) 8.9 s
Back suspension Semi-dependent, spring
Back track width 1542 mm
Body type Sedan
Boost type none
Capacity 2384 cm3
Car class C
City driving fuel consumption per 100 km 14.4 l
Clearance 165 mm
Compression ratio 11.2
Country USA
Curb weight 1551 kg
Cylinder bore 88.0 mm
Cylinder layout inline
Engine code LEA
Engine model LEA
Engine placement Front, transverse
Engine type Gasoline
Front brakes ventilated disc
Front suspension Independent, spring
Front track width 1532 mm
Fuel 95
Fuel tank capacity 59 l
Height 1475 mm
Highway driving fuel consumption per 100 km 7.7 l
Injection type direct injection (direct)
Length 4671 mm
Max speed 222 km/h
Min trunk capacity 405 l
Mixed driving fuel consumption per 100 km 8.5 l
Number of cylinders 4
Number of doors 4
Number of gear 6
Number of seater 5
Rear brakes Disc
Steering wheel position Left
Stroke cycle 98.0 mm
Timing belt DOHC
Valves per cylinder 4
Wheel size 225/50/R17, 235/45/R18
Wheelbase 2685 mm
Width 1814 mm

Модифікація

2.4 AT (180 hp)
Привід Front wheel drive КПП Automatic Verano 1 2011–2017
180 hp
engine
Engine power 180 hp
Max power (kW) 134 kW
Max power at RPM 6700 RPM
Maximum torque 232 N*m
Turnover of maximum torque 4900 RPM
transmission
Drive wheels Front wheel drive
Gearbox type Automatic

Cars with the LEA engine

This engine was fitted to 8 models

Photo Brand Model Generation Production years
No photo
 Buick Regal Regal 2009 - 2017
No photo
 Buick Verano Verano 2012 - 2016
No photo
 Chevrolet Equinox Equinox II 2010 - 2017
No photo
 Chevrolet Impala Impala 2006 - 2013
No photo
 Chevrolet Malibu Malibu VIII 2012 - 2015
No photo
 GMC Acadia Acadia 2007 - 2016
No photo
 GMC Terrain Terrain 2010 - 2017
No photo
 Chevrolet Captiva Sport Captiva Sport (C100) 2008 - 2016

All modifications (16)

Vehicle Generation Modification Power Gearbox Drive
Buick Regal Regal 2.4L I4 182 л.с. 6-МКП 2WD 182 hp 6-МКП 2WD
Buick Regal Regal 2.4L I4 182 л.с. 6-Автомат 2WD 182 hp 6-Автомат 2WD
Buick Verano Verano 2.4L I4 180 л.с. 6-МКП 2WD 180 hp 6-МКП 2WD
Buick Verano Verano 2.4L I4 180 л.с. 6-Автомат 2WD 180 hp 6-Автомат 2WD
Chevrolet Equinox Equinox II 2.4L I4 182 л.с. 6-МКП 2WD 182 hp 6-МКП 2WD
Chevrolet Equinox Equinox II 2.4L I4 182 л.с. 6-Автомат 2WD 182 hp 6-Автомат 2WD
Chevrolet Equinox Equinox II 2.4L I4 182 л.с. 6-Автомат 4x4 182 hp 6-Автомат 4x4
Chevrolet Impala Impala 2.4L I4 182 л.с. 6-Автомат 2WD 182 hp 6-Автомат 2WD
Chevrolet Malibu Malibu VIII 2.4L I4 169 л.с. 6-МКП 2WD 169 hp 6-МКП 2WD
Chevrolet Malibu Malibu VIII 2.4L I4 169 л.с. 6-Автомат 2WD 169 hp 6-Автомат 2WD
GMC Acadia Acadia 2.4L I4 182 л.с. 6-Автомат 2WD 182 hp 6-Автомат 2WD
GMC Acadia Acadia 2.4L I4 182 л.с. 6-Автомат 4x4 182 hp 6-Автомат 4x4
GMC Terrain Terrain 2.4L I4 182 л.с. 6-МКП 2WD 182 hp 6-МКП 2WD
GMC Terrain Terrain 2.4L I4 182 л.с. 6-Автомат 2WD 182 hp 6-Автомат 2WD
Chevrolet Captiva Sport Captiva Sport (C100) 2.4L 4-циліндровий 182 л.с. 6-МКП 2WD 182 hp 6-МКП 2WD
Chevrolet Captiva Sport Captiva Sport (C100) 2.4L 4-циліндровий 182 л.с. 6-Автомат 2WD 182 hp 6-Автомат 2WD

Interesting Facts

  • The LEA engine features direct injection technology for improved fuel efficiency.
  • It was one of the first GM engines to use the new Ecotec architecture.

Applications

Total produced: null

Vehicle Generation Years Power Markets
Buick Regal 5th 2011-2017 182hp North America, China
Buick LaCrosse 2nd 2010-2016 182hp North America

Compatible transmissions: 6-speed Automatic, 6-speed Manual

Drive types: FWD, AWD

Fuel Economy

Fuel Type Petrol 95
Octane Rating Minimum: 91 | Recommended: 95
Consumption (City) 10.2 L/100km
Consumption (Highway) 6.8 L/100km
Consumption (Combined) 8.5 L/100km
Real Consumption 9 L/100km
Fuel Tank Capacity 70 L
Range 824 km
Cost per 100 km 10-13 USD

Emissions Standards

Emission Standard Euro 5
CO₂ Emissions 199 g/km
Particulate Filter (DPF) Absent
AdBlue Not Required

Awards and Recognition

  • Ward's 10 Best Engines (2012) — Best 4-cylinder engines

Comparison with competitors

Engine Brand Displacement Power Torque
2AR-FE Toyota 2,494 cc 178 hp 230 Nm
K24W7 Honda 2,356 cc 185 hp 245 Nm

Pros

  • Good fuel efficiency
  • Smooth power delivery
  • Reliable performance

Cons

  • Higher oil consumption
  • Potential timing chain issues
  • Limited tuning potential