2006-2010 Hummer H3 Knock Sensor Torque Specs

3.5L I5

Applies to 2006, 2007, 2008, 2009, and 2010 Hummer H3

Labor Time:2 hours

Torque Values (8 specifications)

Component	Nm	lb-ft	Notes
Cover Bolts	19	14	—
Electrical Connector Bolts	8	6	—
⚠️ Gasket Bolts	23	17	—
⚠️ Gasket Surface Bolts	23	17	Clean mating surfaces
⚠️ Knock Sensor	20	15	Torque critical for function
⚠️ Mounting Bolts	54	40	—
Sensor Bolts	12	9	—
Sensor Mounting Bolts	12	9	—

The primary torque specification for knock sensor on a 2006-2010 Hummer H3 is 19 Nm (14 lb-ft).

There are 8 torque specifications for knock sensor on the 2006-2010 Hummer H3 3.5L I5, covering all related fasteners and components.