engine

Timing Chain Tensioner Torque Specs

for 2024 GMC Sierra 1500 3.0L I6 Duramax Diesel · RWD

Units

13 fasteners

Seq

Component

Torque

Angle

—

Camshaft Sprocket Bolt

58 lb-ft · 78 Nm

—

Cover Bolts

13 lb-ft · 18 Nm

—

Crankshaft Pulley Bolt

137 lb-ft · 185 Nm

—

Electrical Connector Bolts

5 lb-ft · 7 Nm

—

Gasket Surface Bolts

Clean mating surfaces

16 lb-ft · 22 Nm

—

Guide Bolts

19 lb-ft · 26 Nm

—

Mounting Bolts

37 lb-ft · 50 Nm

—

Sensor Mounting Bolts

8 lb-ft · 11 Nm

—

Tensioner Bolt

16 lb-ft · 21 Nm

—

Timing Chain Tensioner Bolt

Install with pin/clip to compress

18 lb-ft · 25 Nm

—

Timing Cover Bolts

11 lb-ft · 14 Nm

—

Timing Cover Bolts - 8mm

Tighten in sequence

18 lb-ft · 25 Nm

—

Valve Cover Bolts

Tighten in sequence

7 lb-ft · 10 Nm

—

2024 GMC SIERRA 1500

13 fasteners