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Home >> Saturn >> 1999 >> SW1 Automatic >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System - System Testing & Engine Component Tests >> Miscellaneous Controls >> A/C Compressor Clutch Controls (1.9L) >> Engine Coolant Temperature

Engine Coolant Temperature

Powertrain Control Module (PCM) will de-energize A/C compressor clutch relay when engine temperature is 244°F (118°C) and energize A/C compressor clutch relay when engine temperature is less than 234°F (112°C). A/C compressor clutch relay is located in underhood junction block.

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