C Yukon 2WD V8-5.7L VIN R (1999)
3. Apply a 5 mm (0.197 in) wide and 25 mm (1.0 in) long bead of adhesive GM P/N United States 12346141, GM P/N Canada 10953433, or
equivalent, to the crankshaft rear oil seal housing to engine block junction at the oil pan sealing surfaces.
Important: Always install a NEW oil pan gasket.
The oil pan gasket and oil pan must be installed and the fasteners tightened while the adhesive is still wet to the touch.
4. Install the NEW oil pan gasket.
5. Install the oil pan.