Engine Hyundai-Kia G6DC

The 3.5-liter V6 Hyundai G6DC engine has been produced at factories in Korea and the USA since 2009 and during this time it has been installed on many front- and all-wheel drive models of the Korean company, such as the Sorento and Santa Fe crossovers, the Cadenza and Grandeur sedans, and the Carnival minivan.

Lambda 3.5L family: G6DC, G6DS, G6DU.

The engine was installed on:

  • Hyundai Grandeur 6 (IG) since 2017;
  • Hyundai Palisade 1 (LX2) since 2020;
  • Hyundai Santa Fe 2 (CM) in 2009 – 2012; Santa Fe 4 (TM) in 2018 – 2020;
  • Kia Cadenza 1 (VG) in 2009 – 2016; Cadenza 2 (YG) in 2020 – 2021;
  • Kia Carnival 2 (VQ) in 2010 – 2014;
  • Kia Sorento 2 (XM) in 2009 – 2014; Sorento 3 (UM) in 2014 – 2020.

Specifications

Production years since 2009
Displacement, cc 3470
Fuel system distributed injection
Power output, hp 250 – 290
Torque output, Nm 336
Cylinder block aluminum V6
Block head aluminum 24v
Cylinder bore, mm 92
Piston stroke, mm 87
Compression ratio 10.6
Features VIS
Hydraulic lifters no
Timing drive chain
Phase regulator Dual CVVT
Turbocharging no
Recommended engine oil 5W-30
Engine oil capacity, liter 5.7 (there were versions with a 6.7 liter pallet)
Fuel type 95
Euro standards EURO 5
Fuel consumption, L/100 km (for Hyundai Santa Fe 2010)
— city
— highway
— combined
15.4
8.7
11.3
Engine lifespan, km ~350 000
Weight, kg 205 (with attachments)

Disadvantages of the Hyundai G6DC engine

  • On specialized forums, the most complaining about the progressive consumption of lubricant;
  • The reason for the oil burn here is usually the rapid occurrence of oil scraper rings;
  • The aluminum engine is very afraid of overheating, so keep an eye on the cooling system;
  • At first, there were many complaints about the timing resource, especially the hydraulic tensioner;
  • Valve clearances need to be adjusted, as hydraulic lifters are not provided.

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