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Home › Cadillac › 1990 › Seville Base, 4T60/ME9 › Repair and Diagnosis › Engine Performance › System › Engine Controls - Tests W/Codes › ECM Trouble Code Charts › ECM Code EO37: Shorted Mat Sensor Circuit › Test Conditions:

Test Conditions:

Codes EO14 and EO15 are clear. Coolant sensor temperature less than or equal to 212°F (100°C).

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