Installation

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5.7L

CAUTION: Over or under tightening the sensor mounting bolts will affect knock sensor performance, possibly causing improper spark control.

1. Install knock sensor (1) into cylinder block.

NOTE: The foam strip used on bolt threads is used only to retain the bolts to sensors for plant assembly. It is not used as a sealant. Do not apply any adhesive, sealant or thread locking compound to these bolts.

2. Install and tighten mounting bolt (2) to 20 Nm (15 ft. lbs.).
3. Install electrical connector (5) to sensor.
4. Connect negative battery cable and tighten nut to 5 Nm (45 in. lbs.).