Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
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HOMESERVICE MANUALSGMC2013SIERRA DENALI 2WD V8-6.2LREPAIR AND DIAGNOSISSPECIFICATIONSMECHANICAL SPECIFICATIONSFLEX PLATE
2013 GMC Sierra Denali 2WD V8-6.2L
Flex Plate
2013 GMC Sierra Denali 2WD V8-6.2LSECTION Flex Plate
Apply threadlock to the threads of the flywheel bolts.
Tighten the bolts (1-6) a first pass in sequence 20 Nm (15 lb ft)
Tighten the bolts (1-6) a second pass in sequence to 50 Nm (37 lb ft)
Tighten the bolts (1-6) a final pass in sequence to 100 Nm (74 lb ft)
RENDER: 1.0x
NO RELATED
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.