
Remove the left secondary camshaft drive chain tensionerbolts.Remove the left secondary camshaft drive chaintensioner.

Remove and discard the left secondary camshaft drive chaintensioner gasket.Inspect the left secondary camshaft drive chain tensionermounting surface on the left cylinder head for burrs or any defectsthat would degrade the sealing of the NEW left secondary camshaftdrive chain tensioner gasket.
Secondary Camshaft Drive Chain Shoe Removal - Left Side Valvetrain Camshaft
Oil Level Indicator and Tube Removal Engine Lubrication Oil Level Indicator TubeRigid Plastic Part Repair Materials
Rigid Plastic Part Repair MaterialsThermoset Plastic TypeType of RepairRecommended Repair MaterialAvailabilitySheet metal compound (SMC), RIM rigid plastic partsCosmetic fillingGM Goodwrench® Structural Bonding Epoxy (GM P/N12345726 or equivalent)GM DealerSikkens Polystop LP™ or equivalent polyes ...