Engine Hyundai-Kia G6DG

The 3.0-liter Hyundai G6DG or Grand Santa Fe 3.0 GDi engine was assembled from 2011 to 2019 and installed on both the front-wheel drive Cadenza and Grandeur sedan and the rear-wheel drive Genesis. In many markets, such a unit is known for a restyled version of the Grand Santa Fe crossover.

Lambda 3.0L family: G6DE, G6DG, G6DL.

The engine was installed on:

  • Hyundai Grand Santa Fe 1 (NC) in 2016 – 2019;
  • Hyundai Grandeur 5 (HG) in 2011 – 2016;
  • Hyundai Genesis 2 (DH) in 2013 – 2016;
  • Kia Cadenza 1 (VG) in 2011 – 2016.


Production years 2011-2019
Displacement, cc 2999
Fuel system direct injection
Power output, hp 250 – 270
Torque output, Nm 300 – 310
Cylinder block aluminum V6
Block head aluminum 24v
Cylinder bore, mm 92
Piston stroke, mm 75.2
Compression ratio 11.0
Features DOHC
Hydraulic lifters no
Timing drive chain
Phase regulator Dual CVVT
Turbocharging no
Recommended engine oil 5W-30
Engine oil capacity, liter 6.9 (there is a version with a pallet of 5.2 liters)
Fuel type petrol
Euro standards EURO 5
Fuel consumption, L/100 km (for Hyundai Grand Santa Fe 2017)
— city
— highway
— combined
Engine lifespan, km ~320 000
Weight, kg 210 (with attachments)

Disadvantages of the Hyundai G6DG engine

  • The most famous problem here is the oil burner due to the occurrence of piston rings;
  • On specialized forums, they regularly complain about the rapid formation of carbon deposits on the intake valves;
  • Watch the cooling system, the aluminum engine is very afraid of overheating;
  • In the early years of production, the timing chain tensioner was changed very often under warranty;
  • Since hydraulic lifters are not provided, valve clearances must be adjusted.

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