Chevrolet Silverado / GMC Sierra. Service manual — part 122

Fig. 406: Locating Cylinder Head Bolts (Right)
Courtesy of GENERAL MOTORS CORP.

3. Remove the cylinder head bolts and discard.

2008 Chevrolet Silverado 1500

2008 ENGINE Engine Mechanical - 4.3L - Sierra & Silverado

Fig. 407: Removing/Installing Cylinder Head (Right)
Courtesy of GENERAL MOTORS CORP.

4. Remove the cylinder head.

NOTE:

After removal, place the cylinder head on 2 wood blocks in
order to prevent damage to the sealing surfaces.

2008 Chevrolet Silverado 1500

2008 ENGINE Engine Mechanical - 4.3L - Sierra & Silverado

Fig. 408: View Of Cylinder Head Gasket And Alignment Pins - Right
Courtesy of GENERAL MOTORS CORP.

5. Remove and discard the cylinder head gasket.

2008 Chevrolet Silverado 1500

2008 ENGINE Engine Mechanical - 4.3L - Sierra & Silverado

Fig. 409: Cylinder Head Locator Pins
Courtesy of GENERAL MOTORS CORP.

6. Remove the cylinder head locator dowel pins, if required.

VALVE LIFTER REMOVAL

Tools Required

J 3049-A Valve Lifter Remover. See Special Tools.

Removal

2008 Chevrolet Silverado 1500

2008 ENGINE Engine Mechanical - 4.3L - Sierra & Silverado