Removal ProcedureRemove the engine front cover. Refer toEngine Front Cover Replacement.

Remove the primary camshaft drive chain tensioner. Refer toPrimary Camshaft Intermediate Drive Chain Tensioner Replacement.Remove the primary upper camshaft drive chain guide. Refer toPrimary Timing Chain Guide Removal - Upper.Installation Procedure

Install the primary upper camshaft drive chain guide. Refer toPrimary Timing Chain Guide Installation - Upper.Install the primary camshaft drive chain tensioner. Refer toPrimary Camshaft Intermediate Drive Chain Tensioner Installation.Install the engine front cover. Refer toEngine Front Cover Replacement.
Secondary Timing Chain Tensioner Shoe Replacement - Left Side Valvetrain Valvetrain Timing Timing Belt Tensioner
Secondary Camshaft Intermediate Drive Chain Tensioner Replacement - Right Side Valvetrain CamshaftValve Rocker Arm Cleaning and Inspection Valvetrain Valve Actuating Assembly Rocker Arms
Inspect the camshaft follower roller-(1) for thefollowing:Flat spotsExcessive scoring and pittingEnsure the roller spins freelyInspect the camshaft follower valve tiparea-(2).Inspect the camshaft follower stationary hydraulic lashadjuster (SHLA) pivot area-(3).Replace the camshaft follower or follow ...