engine

Exhaust Manifold Torque Specs

for 2016 GMC Yukon 5.3L V8 · 4WD

Units

9 fasteners

Seq

Component

Torque

Angle

—

Cover Bolts

15 lb-ft · 20 Nm

—

Exhaust Flange Bolts

Critical

Apply anti-seize | ⚠️ VERIFY SEQUENCE WITH SERVICE MANUAL

33 lb-ft · 45 Nm

—

Exhaust Manifold Bolts

Prone to snapping heads off. Use anti-seize.

18 lb-ft · 25 Nm

—

Exhaust Manifold Nuts

Critical

Apply anti-seize, work hot-to-cold | ⚠️ VERIFY SEQUENCE WITH SERVICE MANUAL

22 lb-ft · 30 Nm

—

Flange Bolts

Critical

Anti-seize

44 lb-ft · 59 Nm

—

Hanger Bolts

19 lb-ft · 25 Nm

—

Heat Shield Bolts

Critical

⚠️ VERIFY SEQUENCE WITH SERVICE MANUAL

7 lb-ft · 10 Nm

—

Mounting Bolts

Critical

44 lb-ft · 59 Nm

—

O2 Sensor

Critical

Anti-seize threads

44 lb-ft · 59 Nm

—

2016 GMC YUKON

9 fasteners