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Home >> Chevrolet >> 1999 >> Tracker 2WD L4-1.6L VIN 6 >> Repair and Diagnosis >> Powertrain Management >> Relays and Modules - Powertrain Management >> Relays and Modules - Computers and Control Systems >> Engine Control Module >> Description and Operation >> Powertrain Control Module (PCM) Description >> Common OBD II Systems >> Warm-Up Cycle
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Warm-Up Cycle

A warm-up cycle means that the engine temperature must reach a minimum of 70°C (160°F) and rise at least 22°C (40°F) over the course of a trip.
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