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 3500 DENALI 2WD V8-6.0LREPAIR AND DIAGNOSISSPECIFICATIONSCAPACITY SPECIFICATIONSDIFFERENTIAL ASSEMBLYSYSTEM SPECIFICATIONS
2013 GMC Sierra 3500 Denali 2WD V8-6.0L
System Specifications
2013 GMC Sierra 3500 Denali 2WD V8-6.0LSECTION System Specifications
DRIVE AXLE FLUID CAPACITIES
FRONT AXLE
1000 Series (8.25") 1.43 liters (1.51 quarts)
2000 Series (9.25") 1.73 liters (1.83 quarts)
REAR AXLE
1000 Series without RPO AXN (8.6") 2.03 liters (2.15 quarts)
1000 Series with RPO AXN (9.5"LD) 2.6 liters (2.75 quarts)
2000 Series (9.5"HD) 2.6 liters (2.75 quarts)
2000 Series with RPO LY6 (10.5") 2.6 liters (2.75 quarts)
2000 Series with RPO LMM (11.5") 3.0 liters (3.17 quarts)
3000 Series (11.5") 3.0 liters (3.17 quarts)
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.