engine

Knock Sensor Torque Specs

for 2016 GMC Yukon XL 5.3L V8 · RWD

Units

10 fasteners

Seq

Component

Torque

Angle

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Cover Bolts

15 lb-ft · 20 Nm

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Electrical Connector Bolts

6 lb-ft · 8 Nm

—

Gasket Bolts

19 lb-ft · 25 Nm

—

Gasket Surface Bolts

Clean mating surfaces

19 lb-ft · 26 Nm

—

Knock Sensor

Torque critical for function

15 lb-ft · 20 Nm

—

Knock Sensors (Side)

Gen 4 (on block sides).

18 lb-ft · 25 Nm

—

Knock Sensors (Valley)

Gen 3 (in valley): Do not overtighten or sensor will be deaf.

15 lb-ft · 20 Nm

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Mounting Bolts

44 lb-ft · 60 Nm

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Sensor Bolts

10 lb-ft · 14 Nm

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Sensor Mounting Bolts

10 lb-ft · 14 Nm

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