Questions tagged [ecotec]

General Motors trademark referring to a series of emissions technologies that were implemented into a range of engines produced for GM vehicles. These are both gasoline (petrol) and diesel engines. ECOTEC equates to "Emissions Control Optimization TEChnology".

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Block flatness tolerance?

2006 Solstice (says hello). The engine overheated for some reason, going from ~200F to ~300F in a matter of seconds. (Actually, the gauge changed directly from 203F to 298F.) The head is over at the ...