The 2.4-liter General Motors LEA engine was produced at the US plant from 2011 to 2017 and was installed on the Canadian version of the Chevrolet Orlando minivan, Equinox crossover and Verano sedan. As part of the eAssist hybrid installation, this power unit is known under its LUK index.
Ecotec family:
1st gen – LSJ, L61;
2nd gen – LDK, LHU, LNF, LAF, LEA, LE5, LE9;
3rd gen – LSY, LTG, LCV, LKW.
Specifications
| Production years | 2011-2017 |
| Displacement, cc | 2384 |
| Fuel system | direct injection |
| Power output, hp | 174 – 182 |
| Torque output, Nm | 233 |
| Cylinder block | aluminum R4 |
| Block head | aluminum 16v |
| Cylinder bore, mm | 88 |
| Piston stroke, mm | 98 |
| Compression ratio | 11.2 |
| Features | DOHC |
| Hydraulic lifters | yes |
| Timing drive | chain |
| Phase regulator | Dual VVT |
| Turbocharging | no |
| Recommended engine oil | 5W-30 |
| Engine oil capacity, liter | 4.7 |
| Fuel type | petrol |
| Euro standards | EURO 5 |
| Fuel consumption, L/100 km (for Chevrolet Orlando 2015) — city — highway — combined |
12.3 7.9 10.8 |
| Engine lifespan, km | ~300 000 |
| Weight, kg | 145 |
The engine was installed on:
- Buick Regal 5 (GMX350) in 2011 – 2017;
- Buick Verano 1 (D1SB) in 2011 – 2016;
- Chevrolet Equinox 2 (GMT192) in 2011 – 2017;
- Chevrolet Orlando 1 (J309) in 2011 – 2017;
- GMC Terrain 1 (GMT177) in 2011 – 2017.
Disadvantages of the GM LEA engine
- Most of the complaints about this unit are related to oil consumption due to the occurrence of rings.
- In 2014, it received an updated piston and the problem became less common.
- Another cause of oil burning can be a clogged crankcase ventilation system.
- The timing chain does not have a high resource and often needs to be replaced by 150,000 km.
- As with all direct injection engines, the intake valves are covered with soot.
Frequently asked questions about the GM LEA
How much power does the GM LEA make?
The GM LEA develops 174 - 182 hp and 233 Nm of torque.
How much oil does the GM LEA take and which one?
Engine oil capacity: 4.7 liters. Recommended oil: 5W-30.
Does the GM LEA have a timing belt or chain?
The GM LEA uses a timing chain.
Is the GM LEA turbocharged?
No, the GM LEA is naturally aspirated.
Does the GM LEA need valve clearance adjustment?
No, the GM LEA has hydraulic lifters, so the valve clearances do not need to be adjusted.
How long does the GM LEA last?
The typical lifespan of the GM LEA is ~300 000 km with proper maintenance.
What is the fuel consumption of the GM LEA?
Chevrolet Orlando 2015: city 12.3, highway 7.9, combined 10.8 L/100 km.
What cars was the GM LEA installed on?
Buick Regal 5 (GMX350) in 2011 - 2017; Buick Verano 1 (D1SB) in 2011 - 2016; Chevrolet Equinox 2 (GMT192) in 2011 - 2017; Chevrolet Orlando 1 (J309) in 2011 - 2017; GMC Terrain 1 (GMT177) in 2011 - 2017.
What are the common problems of the GM LEA?
Most of the complaints about this unit are related to oil consumption due to the occurrence of rings. In 2014, it received an updated piston and the problem became less common. All known problems.
