How to replace the rear crankshaft seal on Chevrolet Cobalt?

You need to begin the crankshaft rear oil seal replacement by removing the transmission followed by the Flywheel while watching for outside crankshaft damage or chamber damage from tools. A flat-bladed tool should be used to pry the crankshaft rear oil seal. Use the rear main seal installer (J 42067) to correctly fit the new seal during the installation process. First install the Flywheel while torquing its bolts to 53 n.m (39 lb ft) followed by an added 25 degrees rotation before reinstalling the transmission.

OEM Chevrolet Cobalt Crankshaft Seal

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2 Crankshaft Seals found

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Chevrolet Cobalt Rear Main Seal, Green Line Part Number: 12591866
$22.96 MSRP: $39.10
You Save: $16.14 (42%)
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Product Specifications
- Other Name: Seal, Engine Rear Main Bearing; Engine Crankshaft Seal; Crankshaft Seal
- Position: Rear
- Replaces: 90298408, 90325572, 90280462, 90354378
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2005-2010 Chevrolet Cobalt | Base, LS, LT, LTZ, Sport, SS | 4 Cyl 2.0 L GAS, 4 Cyl 2.2 L GAS, 4 Cyl 2.4 L GAS
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Chevrolet Cobalt Oil Seal, Green Line, Front Part Number: 12584041
$9.13 MSRP: $15.04
You Save: $5.91 (40%)
Ships in 1-3 Business Days
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Product Specifications
- Other Name: Seal-Crankshaft Front Oil; Engine Crankshaft & Camshaft Seals; Timing Cover Gasket & Seal.; Front Crank Seal; Timing Cover Front Seal; Engine Front Cover & Crankshaft Seal; Oil Pump Body Seal.
- Position: Front
- Replaces: 12580989, 55564509, 12609467, 90571925
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2005-2010 Chevrolet Cobalt | Base, LS, LT, LTZ, Sport, SS | 4 Cyl 2.0 L GAS, 4 Cyl 2.2 L GAS, 4 Cyl 2.4 L GAS

Chevrolet Cobalt Crankshaft Seal

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The Crankshaft Seal in Chevrolet Cobalt cars is as essential part situated at the front of the motor of a car. This one is generally round and manufactured of metal and rubber The main function of this round seal is to avoid oil leakage in the crankcase. Since the Crankshaft Seal does not allow much air to get to crucial parts of the engine, friction and wear of the parts as well as their lubrication is well addressed. In case there are warning signs such as trouble code related to oil pressure, high mileage, or oil leak, it then becomes slightly advisable to change the Crankshaft Seal to ensure it is in its optimal optimal condition.

Chevrolet Cobalt Crankshaft Seal Parts Questions & Experts Answers

Rear Main Seal, Green Line
12591866
Q: How to replace the rear crankshaft seal on Chevrolet Cobalt?
A:
You need to begin the crankshaft rear oil seal replacement by removing the transmission followed by the Flywheel while watching for outside crankshaft damage or chamber damage from tools. A flat-bladed tool should be used to pry the crankshaft rear oil seal. Use the rear main seal installer (J 42067) to correctly fit the new seal during the installation process. First install the Flywheel while torquing its bolts to 53 n.m (39 lb ft) followed by an added 25 degrees rotation before reinstalling the transmission.