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Home >> Chevrolet >> 2005 >> Optra5 Base, Automatic >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls - 1.6L (L91) - Introduction And Mechanical Repairs >> Description and Operation >> Engine Control Module (ECM) Description >> Warm-Up Cycle
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Warm-Up Cycle

A warm-up cycle means that engine temperature must reach a minimum of 70°C (160°F) and rise at least 22°C (72°F) over the course of a trip.

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