
Important:
Do not stroke/cycle the stationary hydraulic lash adjusterplunger without oil in the lower pressure chamber.Do not allow the stationary hydraulic lash adjuster to tipover, plunger down, after the oil fill.Remove the valve lifters (SHLAs) from the cylinder head. Ifthe lifters are to be reused, keep in order so they can bereinstalled in the same position.
Special Tools
Oil Pump Disassemble Engine Lubrication Oil Pump#PI0938: Powertrain and Various Electrical/Electronic Control Issues - (Mar 25, 2013)
Subject:Powertrain and Various Electrical/Electronic Control IssuesModels: 2007-2014 GM Passenger Cars and Light Duty Trucks Condition/ConcernThe following two labor codes is for claiming “Labor Only” when addressing Powertrainand Various Electrical/Electronic control issues.N9999 — Electr ...