C 3500 Truck 2WD V8-454 7.4L VIN J SFI (1999)
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The oil seal mating surfaces for any burrs which may cause seal failure
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Flange deflector for any abnormality such as cracking or distortion
8. Replace parts as necessary.
Installation Procedure
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Tools Required
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J 8614-01 Pinion Flange Holder/Remover
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J 24384 Pinion Oil Seal Installer
1. Lubricate the inside diameter of the new oil seal with extreme pressure lubricant such as GM P/N 9985038.
2. Install the oil seal into the bore using the J24384.
Important: Do not coat the bearing.
3. Pack the cavity between the pinion stem, pinion flange and pinion nut with a non-hardening sealer such as Permatex Type A or the equivalent.
4. Install the pinion flange using the J 8614-01 and use the alignment marks as a guide.
5. Install the pinion nut using the J 8614-01 and use the alignment marks as a guide.
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Tighten the pinion nut to 596 - 678 Nm (440 - 550 ft. lbs.).
Notice: Refer to Fastener Notice in Service Precautions.
6. Install the propeller shaft.
