Ecotec

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Ecotec (capitalized ECOTEC, from 'Emissions Control Optimisation TEChnology') is a General Motors (GM) trademark that refers to a series of emissions technologies that were implemented throughout a range of GM engines. ECOTEC can refer to the following diesel and petrol engines produced by General Motors:

  • DTI (Diesel Turbo Intercooled) Ecotec - diesel engines for use in Opel/Vauxhall cars, produced by Isuzu (Circle L)
  • Ecotec3 is the name used on General Motors' Small Block Gen 5 Engines. All include direct injection, cylinder deactivation and continuously variable valve timing, either in V6 form of 4.3L or V8 form of either 5.3 or 6.2 liters.