Chevrolet Equinox Service Manual: Secondary Timing Chain Tensioner Installation - Left Side Valvetrain Valvetrain Timing Timing Belt Tensioner

Special ToolsEN 45027Tensioner ToolEN 46112Tensioner Retraction Pins

For equivalent regional tools, refer toSpecial Tools.

Ensure that the left secondary camshaft drive chaintensioner-(2) is being installed.

Using theEN 45027tool, reset the left secondary camshaft drive chain tensionerplunger.

Install the plunger into the left secondary camshaft drivechain tensioner body.

Compress the plunger into the body and lock the leftsecondary camshaft drive chain tensioner by inserting theEN-46112pinsinto the access hole in the side of the left secondarycamshaft drive chain tensioner body.Slowly release pressure on the left secondary camshaft drivechain tensioner. The left secondary camshaft drive chain tensionershould remain compressed.

Install a NEW left secondary camshaft drive chain tensionergasket to the left secondary camshaft drive chain tensioner.Install the left secondary camshaft drive chain tensionerbolts through the left secondary camshaft drive chain tensioner andgasket.Ensure the left secondary camshaft drive chain tensionermounting surface on the left cylinder head does not have any burrsor defects that would degrade the sealing of the NEW left secondarycamshaft drive chain tensioner gasket.

Place the left secondary camshaft drive chain tensioner intoposition and loosely install the bolts to the block.

Caution:Refer toFastener Caution.

Tighten the left secondary camshaft drive chain tensionerbolts to5-Y(44-lb-in).

Tighten the left secondary camshaft drive chain tensionerbolts to25-Y(18-lb-ft).

Release the left secondary camshaft drive chain tensioner bypulling out theEN 46112pinsand unlocking the tensioner plunger.Verify the left secondary camshaft drive chain timing markalignments by referring toTiming Chain Alignment Diagram– StageOne.