Chevrolet Silverado / GMC Sierra. Service manual — part 2015

Fig. 413: View Of Lower Transmission Bolts
Courtesy of GENERAL MOTORS CORP.

10. For vehicles with a 4L80-E automatic transmission, install the 2 lower transmission bolts

until snug.

2008 Chevrolet Silverado 1500

2008 ENGINE Engine Mechanical - 4.8L, 5.3L, 6.0L, 6.2L, or 7.0L - Cab & Chassis Sierra, Cab & Chassis Silverado,

Sierra & Silverado

Fig. 414: View Of Lower Transmission Bolts
Courtesy of GENERAL MOTORS CORP.

11. For vehicles with a 4L60-E/4L70-E automatic transmission, install the 2 lower transmission

bolts until snug.

Tighten:

1. Tighten the oil pan and oil pan-to-oil pan front cover bolts to 25 N.m (18 lb ft).

2. Tighten the oil pan-to-rear cover bolts to 12 N.m (106 lb in).

3. Tighten the transmission bolts/stud to 50 N.m (37 lb ft).

NOTE:

Refer to Fastener Notice .

2008 Chevrolet Silverado 1500

2008 ENGINE Engine Mechanical - 4.8L, 5.3L, 6.0L, 6.2L, or 7.0L - Cab & Chassis Sierra, Cab & Chassis Silverado,

Sierra & Silverado

Fig. 415: View Of Oil Cooler Line Clip & Bolt
Courtesy of GENERAL MOTORS CORP.

12. Position the transmission oil cooler line clip and install the bolt to the oil pan.

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

2008 Chevrolet Silverado 1500

2008 ENGINE Engine Mechanical - 4.8L, 5.3L, 6.0L, 6.2L, or 7.0L - Cab & Chassis Sierra, Cab & Chassis Silverado,

Sierra & Silverado

Fig. 416: View Of Oil Cooler Line Clip
Courtesy of GENERAL MOTORS CORP.

13. For vehicles with a 6L80-E automatic transmission, install the oil cooler lines to the clip

(1).

2008 Chevrolet Silverado 1500

2008 ENGINE Engine Mechanical - 4.8L, 5.3L, 6.0L, 6.2L, or 7.0L - Cab & Chassis Sierra, Cab & Chassis Silverado,

Sierra & Silverado