Chevrolet Silverado / GMC Sierra. Service manual — part 483

Fig. 238: View Of Camshaft Reluctor & Bolts
Courtesy of GENERAL MOTORS CORP.

6. Remove the camshaft reluctor screws.

7. Remove the camshaft reluctor.

8. Clean and inspect the camshaft reluctor for damage. Replace the reluctor if damage is found.

Installation Procedure

2008 Chevrolet Silverado 1500

2008 ENGINE Engine Mechanical - 6.6L - Cab & Chassis Sierra, Cab & Chassis Silverado, Sierra & Silverado

Fig. 239: View Of Camshaft Reluctor & Bolts
Courtesy of GENERAL MOTORS CORP.

1. Position the camshaft reluctor to the camshaft gear.

2. Install the camshaft reluctor bolts.

Tighten: Tighten the bolts to 9 N.m (80 lb in).

NOTE:

Refer to Fastener Notice .

2008 Chevrolet Silverado 1500

2008 ENGINE Engine Mechanical - 6.6L - Cab & Chassis Sierra, Cab & Chassis Silverado, Sierra & Silverado

Fig. 240: View Of Oil Pump Drive Gear
Courtesy of GENERAL MOTORS CORP.

3. Install the oil pump drive gear and reluctor to the crankshaft.

IMPORTANT: Do not damage the teeth on the reluctor.

2008 Chevrolet Silverado 1500

2008 ENGINE Engine Mechanical - 6.6L - Cab & Chassis Sierra, Cab & Chassis Silverado, Sierra & Silverado

Fig. 241: View Of Oil Pump Driven Gear & Nut
Courtesy of GENERAL MOTORS CORP.

4. Install the oil pump driven gear.

5. While holding the secondary oil pump shaft with a hex driver, install the oil pump driven

gear nut.

NOTE:

Do not use an impact driver to remove or install the oil pump
driven gear nut. Use of an impact driver may shear the oil pump
drive gear pin in the crankshaft.

2008 Chevrolet Silverado 1500

2008 ENGINE Engine Mechanical - 6.6L - Cab & Chassis Sierra, Cab & Chassis Silverado, Sierra & Silverado