Engine Front Cover Cleaning and Inspection
WARNING: This page does not describe the selected car, but rather 8 other vehicles, including the 2003 GMC Yukon XL, 2003 GMC Yukon, 2003 Chevrolet Tahoe, 2003 Chevrolet Suburban, and 2003 Chevrolet Avalanche. However, it is still accessible from the selected car via links, so may be relevant.
Important:
- Do not use the crankshaft oil seal again. Install a NEW crankshaft oil seal during assembly.
- Do not use the front cover-to-engine block gasket again. Install a NEW gasket during assembly.
- Remove the crankshaft oil seal (1) from the front cover.
- Clean the cover in solvent. Remove the sealant from the cover oil pan surface. Refer to REPLACING ENGINE GASKETS
.CAUTION: Refer to SAFETY GLASSES CAUTION in Cautions and Notices.
- Dry the cover with compressed air.
- Inspect the gasket sealing surfaces for excessive scratches or gouging.
- Inspect the cover-to-oil pan threaded bolt holes for damaged threads or debris.
- Inspect the crankshaft oil seal mounting bore for damage.