The 3.0-liter Hyundai G6DE or Grandeur 3.0 MPi engine has been produced by the company since 2012 and is installed on the fifth and sixth generation Hyundai Grandeur front-wheel drive sedans. The L6DB 3.0 LPi gas engine known in Korea was created on the basis of this power unit.
Lambda 3.0L family: G6DE, G6DG, G6DL.
The engine was installed on:
- Hyundai Grandeur 5 (HG) in 2012 – 2017; Grandeur 6 (IG) since 2017.
Specifications
| Production years | since 2012 |
| Displacement, cc | 2999 |
| Fuel system | distributed injection |
| Power output, hp | 250 |
| Torque output, Nm | 284 |
| Cylinder block | aluminum V6 |
| Block head | aluminum 24v |
| Cylinder bore, mm | 92 |
| Piston stroke, mm | 75.2 |
| Compression ratio | 10.6 |
| Features | DOHC |
| Hydraulic lifters | no |
| Timing drive | chain |
| Phase regulator | Dual CVVT |
| Turbocharging | no |
| Recommended engine oil | 5W-30 |
| Engine oil capacity, liter | 5.2 (there are versions with a pallet of 5.7 liters) |
| Fuel type | petrol |
| Euro standards | EURO 4/5 |
| Fuel consumption, L/100 km (for Hyundai Grandeur 2015) — city — highway — combined |
14.0 7.1 9.6 |
| Engine lifespan, km | ~350 000 |
| Weight, kg | 207 (with attachments) |
Disadvantages of the Hyundai G6DE engine
- The most famous problem with this motor is the progressive consumption of lubricant.
- The main reason is the occurrence of oil scraper rings and decarbonization does not help.
- Keep the cooling system clean, the aluminum unit is afraid of overheating.
- In the early years, the timing chain and especially the hydraulic tensioner brought a lot of trouble here.
- About once every 100 thousand km, an expensive valve adjustment procedure is required.
