Sierra 2500 4WD V8-6.0L (2008)
3. Ensure that the oil pan drain plug is tight.
Tighten the drain plug to 25 N.m (18 lb ft).
4. Lower the vehicle.
5. Fill the engine with NEW engine oil. Refer to Fluid and Lubricant Recommendations and Approximate Fluid Capacities .
6. Start the engine and inspect for leaks.
