engine
Cylinder Head Resurface Torque Specs
for 2012 GMC Yukon 5.3L V8 · RWD
11 fasteners
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Cylinder Head Bolts
TTY - tighten in sequence plus angle
48 lb-ft · 65 Nm
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Electrical Connector Bolts
6 lb-ft · 8 Nm
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Exhaust Manifold Nuts
Apply anti-seize, work hot-to-cold
22 lb-ft · 30 Nm
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Gasket Surface Bolts
Clean mating surfaces
19 lb-ft · 26 Nm
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Valve Cover Bolts
Tighten in sequence
7 lb-ft · 10 Nm
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