2000-2006 GMC Yukon Knock Sensor Torque Specs

5.3L V8 Vortec

Applies to 2000, 2001, 2002, 2003, 2004, 2005, and 2006 GMC Yukon

Labor Time:2.5 hours

Torque Values (12 specifications)

Component	Nm	lb-ft	Notes
Cover Bolts	20	15	—
Cover Bolts	20	15	—
⚠️ Gasket Bolts	25	19	—
Gasket Bolts	25	19	—
Knock Sensors (Valley Cover)	20	15	Do not overtighten - sensitive piezo element. Build a dam of RTV around rear sensor if applicable.
Knock Sensors (Valley Cover)	20	15	Do not overtighten - sensitive piezo element. Build a dam of RTV around rear sensor if applicable.
Mounting Bolts	34	25	—
Mounting Bolts	59	44	—
⚠️ Mounting Bolts	59	44	—
Mounting Bolts	34	25	—
Sensor Bolts	14	10	—
Sensor Bolts	14	10	—

The primary torque specification for knock sensor on a 2000-2006 GMC Yukon is 20 Nm (15 lb-ft).

There are 12 torque specifications for knock sensor on the 2000-2006 GMC Yukon 5.3L V8 Vortec, covering all related fasteners and components.