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Chevrolet Silverado / GMC Sierra. Manual - part 1020
Fig. 8: Connecting To 12V DC Power Source
Courtesy of GENERAL MOTORS CORP.
3. Connect J 45096 to the vehicle 12-volt DC power source by connecting the red battery clip
to the positive (+) battery post on the vehicle and connect the negative (-) lead to a known
good chassis ground. See Special Tools.
4. Turn the main power switch to the ON position.
2008 Chevrolet Silverado 1500
2008 TRANSMISSION Automatic Transmission - 4L60-E/4L65-E/4L70-E - Cab & Chassis Sierra, Cab & Chassis
Silverado, Sierra & Silverado
Fig. 9: Filling Supply Tank With Transmission Fluid
Courtesy of GENERAL MOTORS CORP.
NOTE:
Do not overfill the supply vessel. Damage to the unit may
result. To verify the fluid level, view the LCD screen display
while filling the unit, to ensure the fluid level does not exceed
30 L (32 qt).
2008 Chevrolet Silverado 1500
2008 TRANSMISSION Automatic Transmission - 4L60-E/4L65-E/4L70-E - Cab & Chassis Sierra, Cab & Chassis
Silverado, Sierra & Silverado
5. Fill the supply tank with Dexron®VI, or equivalent, through the fill port.
6. Install and tighten the fill cap.
Fig. 10: Applying Shop Air Supply Hose To Quick-Disconnect
Courtesy of GENERAL MOTORS CORP.
7. Connect a shop air supply hose to the quick-disconnect on the rear panel marked SUPPLY
AIR.
DETERMINE MINIMUM FLOW RATE
2008 Chevrolet Silverado 1500
2008 TRANSMISSION Automatic Transmission - 4L60-E/4L65-E/4L70-E - Cab & Chassis Sierra, Cab & Chassis
Silverado, Sierra & Silverado
Fig. 11: Identifying Machine Display Of Automatic Transmission Fluid
Temperature
Courtesy of GENERAL MOTORS CORP.
1. From the machine display, identify the temperature of the automatic transmission fluid that
is stored in the supply vessel of J 45096 . 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
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