4.8L V8 Vortec•4WD•AUTOMATIC•gas

Repairs0 Labor990 Torque2813 Fluid18 DTC3582 Battery2 Maintenance0 Recalls5

engine

Exhaust Manifold Torque Specs

for 2002 GMC Yukon 4.8L V8 Vortec · 4WD

Units

12 fasteners

Seq

Component

Torque

Angle

—

EGR Tube Fitting

Critical

35 lb-ft · 47 Nm

—

EGR Tube Fitting

Critical

35 lb-ft · 47 Nm

—

Exhaust Manifold Bolts

Critical

Center-out sequence.

18 lb-ft · 25 Nm

—

Exhaust Manifold Bolts

Critical

Center-out sequence.

18 lb-ft · 25 Nm

—

Exhaust Manifold Nuts

Critical

Apply anti-seize

25 lb-ft · 34 Nm

—

Exhaust Manifold Nuts

Critical

Apply anti-seize

25 lb-ft · 34 Nm

—

Hanger Bolts

15 lb-ft · 20 Nm

—

Hanger Bolts

15 lb-ft · 20 Nm

—

Heat Shield Bolts

10 lb-ft · 14 Nm

—

Heat Shield Bolts

10 lb-ft · 14 Nm

—

O2 Sensor

Critical

Apply anti-seize to threads

35 lb-ft · 47 Nm

—

O2 Sensor

Critical

Apply anti-seize to threads

35 lb-ft · 47 Nm

—

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