Chevrolet Silverado / GMC Sierra. Manual - part 419
DRIVE BELT TENSIONER REPLACEMENT
Removal Procedure
Fig. 9: View Of Drive Belt Tensioner
Courtesy of GENERAL MOTORS CORP.
1. Remove the drive belt. Refer to Drive Belt Replacement.
2. Remove the drive belt tensioner bolt.
3. Remove the drive belt tensioner.
Installation Procedure
2008 Chevrolet Silverado 1500
2008 ENGINE Engine Mechanical - 6.6L - Cab & Chassis Sierra, Cab & Chassis Silverado, Sierra & Silverado
Fig. 10: View Of Drive Belt Tensioner
Courtesy of GENERAL MOTORS CORP.
1. Install the drive belt tensioner. Align the pin with the hole in the generator bracket.
2. Install the drive belt tensioner bolt.
Tighten: Tighten bolt to 50 N.m (37 lb ft).
3. Install the drive belt. Refer to Drive Belt Replacement.
DRIVE BELT IDLER PULLEY REPLACEMENT
NOTE:
Refer to Fastener Notice .
2008 Chevrolet Silverado 1500
2008 ENGINE Engine Mechanical - 6.6L - Cab & Chassis Sierra, Cab & Chassis Silverado, Sierra & Silverado
Removal Procedure
Fig. 11: View Of Right Side Idler & Center Idler Pulley Bolts
Courtesy of GENERAL MOTORS CORP.
1. Remove the drive belt. Refer to Drive Belt Replacement.
2. Remove the bolt (1) from the right side idler pulley.
3. Remove the idler pulley.
4. Remove the bolt (2) for the center idler pulley.
5. Remove the idler pulley.
6. If equipped with dual generators, remove the bolt from the left side idler pulley.
7. If equipped with dual generators, remove the idler pulley.
Installation Procedure
2008 Chevrolet Silverado 1500
2008 ENGINE Engine Mechanical - 6.6L - Cab & Chassis Sierra, Cab & Chassis Silverado, Sierra & Silverado
Fig. 12: View Of Right Side Idler & Center Idler Pulley Bolts
Courtesy of GENERAL MOTORS CORP.
1. Install the right side idler pulley and bolt (1).
Tighten: Tighten the bolt to 50 N.m (37 lb ft).
2. Install the center idler pulley and bolt (2).
Tighten: Tighten the bolt to 50 N.m (37 lb ft).
3. If equipped with dual generators, install the left side idler pulley and bolt.
NOTE:
Refer to Fastener Notice .
2008 Chevrolet Silverado 1500
2008 ENGINE Engine Mechanical - 6.6L - Cab & Chassis Sierra, Cab & Chassis Silverado, Sierra & Silverado