maintenance
Oil Change - Diesel Torque Specs
for 2012 GMC Sierra 2500HD 6.6L V8 Duramax Diesel · 4WD
11 fasteners
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Oil Drain Plug
CriticalUse new crush washer
26 lb-ft · 35 Nm
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Oil Filter
Hand tight + 3/4 turn
18 lb-ft · 24 Nm
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Skid Plate Bolts
If equipped
10 lb-ft · 14 Nm
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Wheel Lug Nuts
CriticalTorque in star pattern
103 lb-ft · 140 Nm
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