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Home >> GMC >> 1987 >> Forward Control 7.4 W, Standard >> Repair and Diagnosis >> Engine Performance >> System >> Fuel Injection System - TBI >> Removal & Installation >> Coolant Temperature Sensor (Cts)
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Coolant Temperature Sensor (Cts)

Locate coolant temperature sensor. Disconnect battery negative cable. Drain coolant below level of sensor. Disconnect electrical lead and remove sensor. Handle CTS with care to prevent damage to sensor calibration. To install, reverse removal procedure.