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Fig. 368: View Of Camshaft 2. Remove the camshaft. 1. Install the camshaft sprocket bolt into the camshaft front bolt hole. 2. Using the bolt as a handle, carefully rotate and pull the camshaft out of the engine block. 3. Remove the bolt from the front of the camshaft. PISTON, CONNECTING ROD, AND BEARING REMOVAL NOTE: All camshaft journals are the same diameter, so care must be
2008 Hummer H2 2008 ENGINE Engine Mechanical - 6.2L - H2
Tools Required J 24270 Cylinder Bore Ridge Reamer. See Special Tools. J 41556 Connecting Rod Guide. See Special Tools. Removal Fig. 369: Removing Cylinder Bore Ring Ridge 1. Use the J 24270 in order to remove the cylinder bore ring ridge, if required. See Special Tools. 1. Turn the crankshaft until the piston is at the bottom of the stroke. 2. Place a cloth on top of the piston.
2008 Hummer H2 2008 ENGINE Engine Mechanical - 6.2L - H2
3. Use the J 24270 , or equivalent, in order to remove a cylinder ring ridge. See Special Tools. 4. Turn the crankshaft so the piston is at the top of the stroke. 5. Remove the cloth. 6. Remove the cutting debris from the cylinder and piston. Fig. 370: Matchmarks On Connecting Rods & Caps 2. Using a paint stick or etching tool, place matchmarks or numbers on the connecting rods and the connecting rod caps. The connecting rods and caps MUST be assembled to their original
2008 Hummer H2 2008 ENGINE Engine Mechanical - 6.2L - H2
position and direction. A stamping mark on the side of the connecting rod, at the crankshaft journal, may Mark the top of the piston to the specific cylinder bore. Fig. 371: Connecting Rod Bolt, Cap & Bearing 3. Remove the connecting rod bolts (102), cap (103) and bearing (104). IMPORTANT: Mark, sort, or organize the connecting rod bearings so they may be installed to their original position and location. The
2008 Hummer H2 2008 ENGINE Engine Mechanical - 6.2L - H2
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