Back to 2003 GMC Sierra 1500

2003 GMC SIERRA 1500

5.3L V8 Vortec•RWD•AUTOMATIC•gas

4 active safety recalls on this vehicle — view recalls

Repairs0 Labor596 Torque4691 Fluid7 DTC762 Battery0 Maintenance0 Recalls4

engine

Harmonic Balancer Torque Specs

for 2003 GMC Sierra 1500 5.3L V8 Vortec · RWD

Units

8 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

—

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Gasket Bolts

19 lb-ft · 25 Nm

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Gasket Surface Bolts

Clean mating surfaces

19 lb-ft · 26 Nm

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Harmonic Balancer Bolt

Install new bolt: 37 lb-ft + 140 degrees.

37 lb-ft · 50 Nm

140°

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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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