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 MANUALSCHEVROLET2015EXPRESS 2500 BASE, VAN CARGO EXTENDED, 6.0L ENG VIN BREPAIR AND DIAGNOSIS (SINGLE PAGE)DRIVELINES & AXLESDIFFERENTIALS & DRIVE AXLESFRONT DRIVE AXLEREPAIR INSTRUCTIONSFRONT DIFFERENTIAL DRIVE PINION GEAR YOKE REPLACEMENTINSTALLATION PROCEDURE
2015 Chevrolet Express 2500 Base, Van Cargo Extended, 6.0L Eng VIN B
Installation Procedure
2015 Chevrolet Express 2500 Base, Van Cargo Extended, 6.0L Eng VIN BSECTION Installation Procedure
- Install the oil seal by doing the following:
- Position the oil seal in the bore.
- Install the J 33782Β Pinion Oil Seal Installer over the oil seal.
- Strike the J 33782Β Pinion Oil Seal Installer with a hammer until the seal flange seats on the axle housing surface.
- Apply sealant GM P/N 12346004 (Canadian P/N 10953480) or equivalent to the splines of the drive pinion yoke.
- Install the pinion yoke.
Align the reference marks made during removal.
- Seat the pinion flange onto the pinion shaft by tapping it with a soft-faced hammer until a few pinion shaft threads show through the flange.
- Install the washer.
- Install a new pinion nut.
- Install the J 8614-01Β Pinion Flange Holder onto the pinion flange as shown.
CAUTION:
Refer to Pinion Flange/Yoke Installation Caution .
CAUTION:
Refer to Fastener Caution .
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:
- β’ You smell fuel, burning insulation, or see smoke.
- β’ Brakes feel soft, pull hard to one side, or make grinding noises.
- β’ The engine overheats, stalls repeatedly, or misfires under load.
- β’ You are missing required tools, torque specs, or safe lifting equipment.
- β’ You are not confident in the next step or safety outcome.