
Remove the primary camshaft drive chain tensionerbolts.Remove the primary camshaft drive chain tensioner.

Remove and discard the primary camshaft drive chain tensionergasket.Inspect the primary camshaft drive chain tensioner mountingsurface on the engine block for burrs or any defects that woulddegrade the sealing of the NEW primary camshaft drive chaintensioner gasket.
Primary Timing Chain Guide Removal - Lower Valvetrain Valvetrain Timing Timing Belt/Chain
Primary Timing Chain Guide Removal - Upper Valvetrain Valvetrain Timing Timing Belt/ChainCrankshaft and Bearing Installation Engine Block Cylinder Block Crankshaft
Special ToolsGE 6125-1B Slide Hammer AdapterEN 45059 Angle MeterEN 49102 Crankshaft Bearing Cap RemoverFor equivalent regional tools, refer toSpecial Tools.Crankshaft Bearing Installation ProcedureNote:If the crankshaft bearings have been used in a running engine, you must replace themwith NEW crank ...