engine
Timing Chain Guide Torque Specs
for 2008 GMC Yukon 5.3L V8 · RWD
Units
13 fasteners
Seq
Component
Torque
Angle
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Camshaft Sprocket Bolt
69 lb-ft · 93 Nm
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—
Cover Bolts
15 lb-ft · 20 Nm
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—
Crankshaft Pulley Bolt
163 lb-ft · 220 Nm
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—
Electrical Connector Bolts
6 lb-ft · 8 Nm
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—
Gasket Surface Bolts
Clean mating surfaces
19 lb-ft · 26 Nm
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Guide Bolts
23 lb-ft · 31 Nm
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Mounting Bolts
44 lb-ft · 60 Nm
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Sensor Mounting Bolts
10 lb-ft · 14 Nm
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Tensioner Bolt
19 lb-ft · 25 Nm
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Timing Chain Guide Bolts
Replace if worn
9 lb-ft · 12 Nm
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—
Timing Cover Bolts
13 lb-ft · 17 Nm
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Timing Cover Bolts - 8mm
Tighten in sequence
18 lb-ft · 25 Nm
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Valve Cover Bolts
Tighten in sequence
7 lb-ft · 10 Nm
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