Timing Chain & Tensioner Removal

WARNING: This page is about a different car, the 2002 Pontiac Sunfire and 2002 Chevrolet Cavalier. However, it is still accessible from the selected car via links, so may be relevant.

Remove the upper timing chain guide.

Fig 1: Upper Timing Chain Guide
Courtesy of GENERAL MOTORS CORP.

Important: The timing chain tensioner must be removed to unload chain tension before the timing chain is removed. If it is not, the timing chain will become cocked and it will be difficult to remove.
Remove the timing chain tensioner plunger.

Fig 2: Timing Chain Tensioner Plunger
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Locate hex on the exhaust camshaft and hold with an appropriate size wrench.
Remove the exhaust cam bolt and the exhaust cam sprocket.
Discard the bolt.

Fig 3: Exhaust Cam Bolt & Exhaust Cam Sprocket
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Remove the adjustable timing chain guide.

Fig 4: Adjustable Timing Chain Guide
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Remove the plug to gain access to the fixed timing chain guide bolt.

Fig 5: Access Plug
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Remove the fixed timing chain guide.

Fig 6: Fixed Timing Chain Guide
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Locate hex on the intake camshaft and hold with an appropriate size wrench.
Remove the intake cam sprocket bolt, the intake cam sprocket and the timing chain through the top of the cylinder head.
Discard the bolt.

Fig 7: Intake Cam Sprocket & Timing Chain
Courtesy of GENERAL MOTORS CORP.
Remove the crankshaft sprocket.

Fig 8: Crankshaft Sprocket
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Remove the oil nozzle and bolt.

Fig 9: Oil Nozzle
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