Chevrolet Silverado / GMC Sierra. Service manual — part 876

Fig. 127: View Of Fill Tube To Bellhousing Nuts
Courtesy of GENERAL MOTORS CORP.

7. Install the transmission fill tube and nuts to the converter housing studs.

Tighten: Tighten the nuts to 18 N.m (13 lb ft).

8. If the vehicle is equipped with a PTO unit, connect and/or install the components at this

time.

2008 Chevrolet Silverado 1500

2008 TRANSMISSION Automatic Transmission - Allison - Cab & Chassis Sierra, Cab & Chassis Silverado, Sierra &

Silverado

Fig. 128: Securing Safety Chain Around Transmission
Courtesy of GENERAL MOTORS CORP.

9. Remove the safety chain from around the transmission.

10. Four wheel drive vehicles install the transfer case, transmission support and propeller shafts.

Refer to the appropriate procedure:

If equipped with a NQG, refer to Transfer Case Assembly Replacement .

If equipped with a NQF, refer to Transfer Case Assembly Replacement .

11. Two wheel drive vehicles, install the transmission mount to the transmission. Refer to

Transmission Mount Replacement.

12. Two wheel drive vehicles, install the transmission support. Refer to Transmission Support

Crossmember Replacement (2WD 2500 HD/3500) or Transmission Support
Crossmember Replacement (2WD 1500/2500) or Transmission Support
Crossmember Replacement (4WD 1500/2500) or Transmission Support
Crossmember Replacement (4WD 2500 HD/3500) .

2008 Chevrolet Silverado 1500

2008 TRANSMISSION Automatic Transmission - Allison - Cab & Chassis Sierra, Cab & Chassis Silverado, Sierra &

Silverado

13. Two wheel drive vehicles, install the propeller shaft. Refer to One-Piece Propeller Shaft

Replacement or Two-Piece Propeller Shaft Replacement .

Fig. 129: Exhaust Pipe Hanger Bracket
Courtesy of GENERAL MOTORS CORP.

14. Position the exhaust hanger and install the bolts.

Tighten: Tighten the bolts to 12 N.m (106 lb in).

2008 Chevrolet Silverado 1500

2008 TRANSMISSION Automatic Transmission - Allison - Cab & Chassis Sierra, Cab & Chassis Silverado, Sierra &

Silverado

15. Install the transmission heat shield. Refer to Transmission Heat Shield Replacement.

16. Position the wiring harness branches.

Fig. 130: Identifying Transmission Main Electrical Connector
Courtesy of GENERAL MOTORS CORP.

17. Connect the transmission main electrical connector (2).

2008 Chevrolet Silverado 1500

2008 TRANSMISSION Automatic Transmission - Allison - Cab & Chassis Sierra, Cab & Chassis Silverado, Sierra &

Silverado