2008 6.6L Duramax – ENGINE PRELUBING – Prelube

1. Remove the engine oil filter, fill with clean engine oil, and reinstall.
Tighten: Tighten the oil filter to 24 N.m (18 lb ft).
2. Remove the oil pressure sensor.
3. Install the M 16 x 1.5 adapter P/N 509375.

4. Install the flexible hose to the adapter and open the valve.
5. Pump the handle on J 45299 to flow a minimum of 1-2 quarts of engine oil. Observe the flow of engine oil through       the flexible hose and into the engine assembly.
6. Close the valve and remove the flexible hose and adapter from the engine.
7. Install the oil pressure sensor.
Tighten: Tighten the oil pressure sensor to 41 N.m (30 lb ft).
8 . Top off the engine oil to the proper level.