Chevrolet Silverado / GMC Sierra. Manual — part 487
Fig. 253: View Of Camshaft Reluctor & Bolts
Courtesy of GENERAL MOTORS CORP.
11. Remove the camshaft reluctor screws.
12. Remove the camshaft reluctor.
2008 Chevrolet Silverado 1500
2008 ENGINE Engine Mechanical - 6.6L - Cab & Chassis Sierra, Cab & Chassis Silverado, Sierra & Silverado
Fig. 254: View Of Camshaft Thrust Plate Bolts
Courtesy of GENERAL MOTORS CORP.
13. In order to loosen the camshaft gear bolt use J 44643 in order to hold the engine from
turning. See Special Tools .
14. Loosen the camshaft gear bolt and leave the bolt finger tight.
15. Remove the camshaft thrust plate bolts through the holes in the camshaft gear.
2008 Chevrolet Silverado 1500
2008 ENGINE Engine Mechanical - 6.6L - Cab & Chassis Sierra, Cab & Chassis Silverado, Sierra & Silverado
Fig. 255: View Of Camshaft & Camshaft Gear
Courtesy of GENERAL MOTORS CORP.
16. Remove the camshaft with the camshaft gear attached.
2008 Chevrolet Silverado 1500
2008 ENGINE Engine Mechanical - 6.6L - Cab & Chassis Sierra, Cab & Chassis Silverado, Sierra & Silverado
Fig. 256: View Of Camshaft, Camshaft Gear & Camshaft Thrust Plate
Courtesy of GENERAL MOTORS CORP.
17. Remove the camshaft gear bolt and discard.
18. Remove the camshaft gear.
19. Remove the camshaft thrust plate.
20. Clean and inspect the camshaft and bearings. Refer to Camshaft and Bearings Cleaning
and Inspection .
If the camshaft bearings are worn or damaged the engine will require removal in order to
replace the camshaft bearings. Refer to Engine Replacement.
Installation Procedure
2008 Chevrolet Silverado 1500
2008 ENGINE Engine Mechanical - 6.6L - Cab & Chassis Sierra, Cab & Chassis Silverado, Sierra & Silverado
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