Back to 2019 GMC Sierra 2500HD

2019 GMC SIERRA 2500HD

6.6L V8 Duramax Diesel•4WD•AUTOMATIC•diesel•turbo

Repairs0 Labor586 Torque5921 Fluid9 DTC821 Battery0 Maintenance0 Recalls0

ignition

Spark Plugs - V6 Torque Specs

for 2019 GMC Sierra 2500HD 6.6L V8 Duramax Diesel · 4WD

Units

12 fasteners

Seq

Component

Torque

Angle

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Bracket Bolts

20 lb-ft · 27 Nm

—

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Connector Bolts

7 lb-ft · 9 Nm

—

—

Cover Screws

8 lb-ft · 11 Nm

—

—

Cover Screws

11 lb-ft · 15 Nm

—

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Engine Cover Clips

2 lb-ft · 3 Nm

—

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Ignition Coil Bolt

8 lb-ft · 11 Nm

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Ignition Coil Bolts

6 lb-ft · 8 Nm

—

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Mounting Bolts

27 lb-ft · 37 Nm

—

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Mounting Bolts

20 lb-ft · 27 Nm

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Sensor Bolts

11 lb-ft · 15 Nm

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Spark Plug

Critical

Gap before install

15 lb-ft · 20 Nm

—

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Spark Plugs - Aluminum Head

Critical

Apply anti-seize to threads

15 lb-ft · 20 Nm

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