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Chevrolet Silverado / GMC Sierra. Manual - part 1147
Fig. 454: View Of Pump To Drum Thrust Washer
Courtesy of GENERAL MOTORS CORP.
3. Install the pump to drum thrust washer (601).
4. Use J 36850 or equivalent to retain the washer to the pump. See Special Tools.
2008 Chevrolet Silverado 1500
2008 TRANSMISSION Automatic Transmission - 4L60-E/4L65-E/4L70-E - Cab & Chassis Sierra, Cab & Chassis
Silverado, Sierra & Silverado
Fig. 455: View Of Pump Cover, Case & Gasket
Courtesy of GENERAL MOTORS CORP.
5. Install the pump cover to case gasket (6).
IMPORTANT: The oil pump to case seal is installed after the oil pump
2008 Chevrolet Silverado 1500
2008 TRANSMISSION Automatic Transmission - 4L60-E/4L65-E/4L70-E - Cab & Chassis Sierra, Cab & Chassis
Silverado, Sierra & Silverado
6. Install the oil pump assembly (4) into the case and align all holes properly.
Fig. 456: View Of J 25025-1
Courtesy of GENERAL MOTORS CORP.
7. Install the pump to case bolts (2) with new O-ring seals (3).
assembly, during torque converter installation. Refer to
Converter Housing Installation.
NOTE:
Refer to Fastener Notice .
IMPORTANT: The pump to case bolt O-ring seals (3) must be replaced.
2008 Chevrolet Silverado 1500
2008 TRANSMISSION Automatic Transmission - 4L60-E/4L65-E/4L70-E - Cab & Chassis Sierra, Cab & Chassis
Silverado, Sierra & Silverado
Tighten: Tighten the bolts to 29 N.m (21 lb ft).
8. Remove the J 25025-1 .
Fig. 457: Locating Pump To Case Bolts & O-Ring Seals
Courtesy of GENERAL MOTORS CORP.
9. Install the remaining pump to case bolts (2) and O-ring seals (3), in the holes where the J
25025-1 were.
Tighten: Tighten the bolts to 29 N.m (21 lb ft).
TRANSMISSION END PLAY CHECK
2008 Chevrolet Silverado 1500
2008 TRANSMISSION Automatic Transmission - 4L60-E/4L65-E/4L70-E - Cab & Chassis Sierra, Cab & Chassis
Silverado, Sierra & Silverado
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