K 2500 Suburban 4WD V8-350 5.7L (1994)
Knock Sensor: Service and Repair
REMOVAL:
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Disconnect battery cable.
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Drain cooling system.
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Disconnect wiring harness connector from knock sensor.
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Remove knock sensor.
INSTALLATION:
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Install knock sensor. Apply water base caulk to sensor threads. Do not use silicon tape as this will insulate sensor from engine. Tighten to 19
Nm (14 lb. ft.).
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Connect wiring harness connector to knock sensor.
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Connect negative battery cable.
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Refill cooling system and pressure test for leaks.