TROUBLE SHOOTING
Note. To diagnose timing chain noise, see OWNER NOTIFICATION PROGRAM 01M01 - CAM CHAIN TSB. To trouble shoot engine mechanical components, see ENGINE MECHANICAL in BASIC TROUBLE SHOOTING article in GENERAL INFORMATION.
Inspection
Inspect cylinder head for cracks and warpage. Resurface if warpage exceeds specification. See CYLINDER HEAD table under ENGINE SPECIFICATIONS. DO NOT machine more than .010" (.25 mm) from original cylinder head thickness. Clean and tap cylinder head bolt holes in cylinder block.
Inspection (Left Side)
Clean all components and gasket mating surfaces. Check lobe lift and camshaft-to-bearing clearance. See CAMSHAFT table under ENGINE SPECIFICATIONS.
Inspection (Right Side)
Clean all components and gasket mating surfaces. Check lobe lift and camshaft-to-bearing clearance. See CAMSHAFT table under ENGINE SPECIFICATIONS.