exhaust
Secondary Air Injection Pump Torque Specs
for 2017 GMC Sierra 1500 5.3L V8 · 4WD
8 fasteners
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Exhaust Flange Bolts
CriticalApply anti-seize
33 lb-ft · 45 Nm
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Flange Bolts
CriticalApply anti-seize
44 lb-ft · 60 Nm
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Manifold Nuts
CriticalApply anti-seize
31 lb-ft · 42 Nm
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O2 Sensor
CriticalApply anti-seize to threads only
33 lb-ft · 45 Nm
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