What tools are required to service and repair the main bearing crankshaft seal on GMC Jimmy?

A repairing or replacing the Crankshaft main bearing seal requires these tools: rear main seal installer (J 35621-B). Rear main seal installer (J 35621-B). Start by detaching both the Transmission Assembly along with the engine Flywheel. Proper tool insertion into access notches enables safe removal of the Crankshaft rear oil seal from its housing. Throw out the previous bearing seal while cleaning all the dirt and rust away from the installation area. For installation you should apply 2 to 3 drops of clean engine oil to four components: the bore of the Crankshaft rear oil seal housing, the outside diameter of the engine Flywheel pilot flange, the outside diameter of the Flywheel locator pin and the Crankshaft Seal surface. Check the j 35621-b flange for damage then remove minor imperfections with emery cloth while ensuring the seal lip surface avoids oil and lubricant contact during inspection. Apply a tiny oil drop (2 to 3 drops) from a clean oil source to the outside edge of the Crankshaft rear oil seal before installing the unit. First install the Crankshaft rear oil seal onto both the j 35621-b tool as well as the Crankshaft rear surface with hand torque on the tool bolts until they become snug. Proper alignment stands as a vital requirement during Crankshaft rear oil seal installation. Proper installation requires positioning the Crankshaft rear oil seal near flush with the housing while being square to the Crankshaft rear seal housing to minimize failure. Continue tightening the j 35621-b wing nut until the seal reaches the housing's bottom while it remains near flush and square to the surface. The tool will provide greater resistance during this final stage of installation. Free the j 35621-b from the Crankshaft rear oil seal housing and remove it from the Crankshaft. Before reinstalling both parts wipe away any remaining engine oil with a clean rag.

OEM GMC Jimmy Crankshaft Seal

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9 Crankshaft Seals found

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GMC Jimmy Rear Main Seal, Front Part Number: 14090906
$21.53 MSRP: $35.47
You Save: $13.94 (40%)
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Product Specifications
- Other Name: Seal, Engine Front Cover & Crankshaft Seal; Timing Cover Gasket; Timing Cover Seal; Oil Seal; Crankshaft Seal; Front Crank Seal; Timing Cover Seal; Front Cover Seal; Engine Front Cover Seal.
- Position: Front
- Replaces: 12577710
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 1995, 1992-1993 GMC Jimmy | Base, SL, SLE, SLS, SLT | 6 Cyl 4.3 L GAS
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GMC Jimmy Rear Main Seal Part Number: 10088158
$34.26 MSRP: $56.44
You Save: $22.18 (40%)
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Product Specifications
- Other Name: Seal, Engine Rear Main Bearing; Crankshaft Seal; Cover Seal; Rear Main Seal Retainer
- Position: Rear
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 1986-1995 GMC Jimmy | Base, Sierra Classic, SL, SLE, SLS, SLT | 6 Cyl 4.3 L GAS, 8 Cyl 5.0 L GAS, 8 Cyl 5.7 L GAS
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GMC Jimmy Oil Seal, Front Part Number: 10128316
$21.49 MSRP: $35.40
You Save: $13.91 (40%)
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Product Specifications
- Other Name: Seal, Engine Front Cover & Crankshaft Seal; Timing Cover Gasket; Timing Cover Seal; Oil Filter Seal; Front Seal; Timing Cover Oil Seal; Crankshaft Seal
- Position: Front
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 1992-2001 GMC Jimmy | Base, Diamond Edition, Envoy, SL, SLE, SLS, SLT | 6 Cyl 4.3 L GAS
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GMC Jimmy Thermostat Housing Gasket, Front Part Number: 10191640
$20.61 MSRP: $33.96
You Save: $13.35 (40%)
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Product Specifications
- Other Name: Seal, Engine Front Cover & Crankshaft Seal; Timing Cover Gasket; Timing Cover Seal; Timing Cover Oil Seal; Cover Seal; Front Cover Seal; Seal, Engine Crankshaft Front
- Position: Front
- Replaces: 23500286, 3860095, 03860095
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 1984-1991 GMC Jimmy | Base, High Sierra, Sierra Classic | 8 Cyl 6.2 L DIESEL
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GMC Jimmy Front Crank Seal Part Number: 23500286
$20.61 MSRP: $33.96
You Save: $13.35 (40%)
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Product Specifications
- Other Name: Seal Assembly-Crankshaft Front Oil
- Position: Front
- Replaced by: 10191640
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 1984-1991 GMC Jimmy | Base, High Sierra, Sierra Classic | 8 Cyl 6.2 L DIESEL
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GMC Jimmy Rear Main Seal Part Number: 89018163
$27.46 MSRP: $45.22
You Save: $17.76 (40%)
Ships in 1-2 Business Days
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Product Specifications
- Other Name: Seal Kit, Crankshaft Rear Oil; Crankshaft Seal; Seal Kit, Engine Rear Main Bearing
- Position: Rear
- Replaces: 12555769
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 1999-2001 GMC Jimmy | Diamond Edition, Envoy, SL, SLE, SLS, SLT | 6 Cyl 4.3 L GAS
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GMC Jimmy Rear Main Seal Part Number: 12554314
$35.70 MSRP: $61.29
You Save: $25.59 (42%)
Ships in 1-3 Business Days
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Product Specifications
- Other Name: Seal, Engine Rear Main Bearing; Crankshaft Seal
- Position: Rear
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 1996-1998 GMC Jimmy | Base, Envoy, SL, SLE, SLS, SLT | 6 Cyl 4.3 L GAS
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GMC Jimmy Crankshaft Seal, Front Part Number: 10111769
$2.78 MSRP: $4.35
You Save: $1.57 (37%)
ADD TO CART
Product Specifications
- Other Name: Seal, Engine Crankshaft Front; Front Crank Seal; Timing Cover Seal; Crankshaft Damper Seal; Engine Front Cover Seal.
- Position: Front
- Replaced by: 10243247
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 1984-1994 GMC Jimmy | Base, High Sierra, Sierra Classic, SLE, SLS, SLT | 6 Cyl 4.3 L GAS, 8 Cyl 5.0 L GAS, 8 Cyl 5.7 L GAS
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GMC Jimmy Rear Main Seal Part Number: 23500139
Product Specifications
- Other Name: Seal, Engine Rear Main Bearing; Crankshaft Seal
- Position: Rear
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 1985-1991 GMC Jimmy | Base, High Sierra, Sierra Classic | 8 Cyl 6.2 L DIESEL

GMC Jimmy Crankshaft Seal

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The Crankshaft Seal in GMC Jimmy automobiles is a critical part situated at the front aspect of the vehicle's engine. This metal and rubber seal is round and is usually used to eliminate the presence of oil leaks from the crankcase of a vehicle's engine. Crankshaft Seal ensures that components of the engine are well lubricated to reduce friction hence minimizing on the wear of its components. ld indicator like higher number of kilometer run on car or leakage of oil etc are potential cause of Crankshaft Seal then it could be change on regular basis for smoother running of car engine.

GMC Jimmy Crankshaft Seal Parts Questions & Experts Answers

Oil Seal, Front
10128316
Q: What tools are required to service and repair the main bearing crankshaft seal on GMC Jimmy?
A:
A repairing or replacing the Crankshaft main bearing seal requires these tools: rear main seal installer (J 35621-B). Rear main seal installer (J 35621-B). Start by detaching both the Transmission Assembly along with the engine Flywheel. Proper tool insertion into access notches enables safe removal of the Crankshaft rear oil seal from its housing. Throw out the previous bearing seal while cleaning all the dirt and rust away from the installation area. For installation you should apply 2 to 3 drops of clean engine oil to four components: the bore of the Crankshaft rear oil seal housing, the outside diameter of the engine Flywheel pilot flange, the outside diameter of the Flywheel locator pin and the Crankshaft Seal surface. Check the j 35621-b flange for damage then remove minor imperfections with emery cloth while ensuring the seal lip surface avoids oil and lubricant contact during inspection. Apply a tiny oil drop (2 to 3 drops) from a clean oil source to the outside edge of the Crankshaft rear oil seal before installing the unit. First install the Crankshaft rear oil seal onto both the j 35621-b tool as well as the Crankshaft rear surface with hand torque on the tool bolts until they become snug. Proper alignment stands as a vital requirement during Crankshaft rear oil seal installation. Proper installation requires positioning the Crankshaft rear oil seal near flush with the housing while being square to the Crankshaft rear seal housing to minimize failure. Continue tightening the j 35621-b wing nut until the seal reaches the housing's bottom while it remains near flush and square to the surface. The tool will provide greater resistance during this final stage of installation. Free the j 35621-b from the Crankshaft rear oil seal housing and remove it from the Crankshaft. Before reinstalling both parts wipe away any remaining engine oil with a clean rag.