Intake Camshaft, Follower & Adjuster Install

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.

Install the hydraulic element lash adjusters into their bores in the cylinder head.
Lubricate the hydraulic lash adjusters with GM P/N United States 12345501, GM P/N Canada 992704.

Fig 1: Hydraulic Lash Adjusters
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Lubricate the valve tips.

Fig 2: Valve Tips
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Important: Used roller followers must be returned to the original position on the camshaft. If the camshaft is being replaced, the roller followers actuated by the camshaft must also be replaced.
Position the roller followers on the tip of the valve stem and on the lash adjuster. Lubricate roller followers with GM P/N United States 12345501, GM P/N Canada 992704.

Fig 3: Roller Followers
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Set the intake camshaft on top of the roller followers in the camshaft bearing journals. Lubricate with GM P/N United States 12345501, GM P/N Canada 992704.
Install the camshaft bearing caps and hand start the camshaft cap bolts.

Fig 4: Camshaft Bearing Caps
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The timing chain sprocket alignment notch should be oriented to the eleven o'clock position.

Fig 5: Timing Chain Sprocket Alignment Notch Oriented To 11 O'Clock Position

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Tighten the camshaft bearing cap bolts in increments of three turns until they are seated.
Tighten

Tighten the camshaft bearing caps to 10 N.m (89 lb in).
Apply anaerobic sealer, 5 mm (0.197 in) bead, GM P/N United States 1052942, GM P/N Canada 10953466 to rear intake camshaft bearing cap.
Install the rear intake camshaft bearing cap bolts.
Tighten

Tighten the bolts to 25 N.m (18 lb ft).

Fig 6: Rear Intake Camshaft Bearing Cap
Courtesy of GENERAL MOTORS CORP.