Removal ProcedureRemove the spark plugs in order to ease crankshaft/enginerotation. Refer toSpark Plug Replacement.Remove the engine front cover. Refer toEngine Front Cover Replacement.Remove the right bank secondary camshaft drive chaintensioner. Refer toSecondary Timing Chain Tensioner Removal - Right Side.

Remove the right bank secondary camshaft drive chain guide.Refer toSecondary Timing Chain Guide Removal - Right Side.Installation Procedure

Install the right bank secondary camshaft drive chain guide.Refer toSecondary Timing Chain Guide Installation - Right Side.Install the right bank secondary camshaft drive chaintensioner. Refer toSecondary Timing Chain Tensioner Installation - Right Side.Install the engine front cover. Refer toEngine Front Cover Replacement.Install the spark plugs. Refer toSpark Plug Replacement.
Primary Timing Chain Guide Replacement - Lower Valvetrain Valvetrain Timing Timing Belt/Chain
Starter Replacement (LFX) Starting System StarterOnStar Additional Information
In-Vehicle Audio Messages
Audio messages may play important
information at the following times:
Prior to vehicle purchase.
Press to set up an account.
With the OnStar Basic Plan,
every 60 days.
After change in ownership and
at 90 days.
Transferring Service
Pres ...