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 MANUALSGMC2013YUKON DENALI AWD V8-6.2LREPAIR AND DIAGNOSISSPECIFICATIONSMECHANICAL SPECIFICATIONSENGINECRANKSHAFT MAIN BEARING
2013 GMC Yukon Denali AWD V8-6.2L
Crankshaft Main Bearing
2013 GMC Yukon Denali AWD V8-6.2LSECTION Crankshaft Main Bearing
Crankshaft Main Bearing Clearance - Production 0.02-0.052 mm 0.0008-0.0021 in
Crankshaft Main Bearing Clearance - Service 0.02-0.065 mm 0.0008-0.0025 in
Crankshaft bearing caps must be installed to the proper location and direction.
When installing the crankshaft bearings, align the locating tabs on the bearings with the locating notches in the engine block journal bore and the bearing cap.
Always install crankshaft bearings with their machined partner. Do not file bearings or mix bearing halves.
In order to prevent engine block oil leakage, install NEW M8 crankshaft bearing cap side bolts.
The crankshaft bearing cap M8 side bolts have a pre-applied sealant patch applied to the bolt flange.
The bearing caps must be installed in the proper location and direction.
Install NEW M10 bolts (129) and NEW studs (128).
Install the NEW M8 bearing cap side bolts (127).
Tighten the M10 bearing cap bolts (1-10) a first pass in sequence to 20 Nm (15 lb ft)
Tighten the M10 bolts (1-10) a final pass in sequence 80 degrees
Tighten the M10 studs (11-20) a first pass in sequence to 20 Nm (15 lb ft)
Tighten the M10 studs (11-20) a final pass in sequence 51 degrees
Tighten the M8 main bearing cap side bolts (1-10).
Tighten the M8 bolts (1-5) a first pass in sequence to 20 Nm (15 lb ft)
Tighten the M8 bolts (1-5) a final pass in sequence to 30 Nm (22 lb ft)
Tighten the M8 bolts (6-10) a first pass in sequence to 20 Nm (15 lb ft)
Tighten the M8 bolts (6-10) a final pass in sequence to 30 Nm (22 lb ft)
Refer to Crankshaft and Bearing Installation Crankshaft and Bearing Installation
RENDER: 1.0x
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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.