Spark Plugs Torque Specs

for 2011 GMC Sierra 2500HD 6.0L V8 Vortec · 4WD

Units

3 fasteners

Seq

Component

Torque

Angle

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Ignition Coil Bolts

6 lb-ft · 8 Nm

—

Spark Plugs - Aluminum Head

Critical

Apply anti-seize to threads

15 lb-ft · 20 Nm

—

Spark Plugs - Cast Iron Head

Critical

Apply anti-seize to threads

22 lb-ft · 30 Nm

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