2014-2020 Chevrolet Impala Knock Sensor Torque Specs

2.5L I4 Ecotec

Applies to 2014, 2015, 2016, 2017, 2018, 2019, and 2020 Chevrolet Impala

Labor Time:2 hours

Torque Values (12 specifications)

Component	Nm	lb-ft	Notes
Cover Bolts	16	12	—
Cover Bolts	16	12	—
Gasket Bolts	20	15	—
⚠️ Gasket Bolts	20	15	—
Knock Sensor	20	15	Torque critical for function
⚠️ Knock Sensor	20	15	Torque critical for function
Mounting Bolts	27	20	—
⚠️ Mounting Bolts	47	35	—
Mounting Bolts	47	35	—
Mounting Bolts	27	20	—
Sensor Bolts	11	8	—
Sensor Bolts	11	8	—

The primary torque specification for knock sensor on a 2014-2020 Chevrolet Impala is 16 Nm (12 lb-ft).

There are 12 torque specifications for knock sensor on the 2014-2020 Chevrolet Impala 2.5L I4 Ecotec, covering all related fasteners and components.