gmc Workshop Repair Guides

GMC Workshop Service and Repair Manuals

Front Crankshaft Seal > < PROM - SES or Oil Level Lamp ON, Spark Knock/Exhaust Pop|Page 3423
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Crankshaft Main Bearing Seal: Service and Repair

REMOVAL PROCEDURE

1. Remove the flywheel. 
2. Remove the crankshaft rear oil seal.

INSTALLATION PROCEDURE

1. Install the crankshaft rear oil seal. 
2. Install the flywheel. 

Front Crankshaft Seal > < PROM - SES or Oil Level Lamp ON, Spark Knock/Exhaust Pop|Page 3423