Hummer H3. Manual — part 753

Fig. 81: View Of Cooler Line & Plastic Cap
Courtesy of GENERAL MOTORS CORP.

10. Position (snap) the plastic cap onto the fitting. Do not manually depress the retaining ring

when installing the plastic cap onto the quick connect fitting.

11. Ensure that the plastic cap is fully seated against the fitting.

IMPORTANT: Do not manually depress the retaining clip when installing

the plastic cap.

2007 Hummer H3

2007 TRANSMISSION Automatic Transmission - 4L60-E/4L65-E/4L70-E - H3

Fig. 82: Checking For Gap Between Cap & Fitting
Courtesy of GENERAL MOTORS CORP.

12. Ensure that no gap is present between the cap and the fitting.

2007 Hummer H3

2007 TRANSMISSION Automatic Transmission - 4L60-E/4L65-E/4L70-E - H3

Fig. 83: View Of Cooler Line & Plastic Cap
Courtesy of GENERAL MOTORS CORP.

13. Ensure that the yellow identification band on the tube is hidden within the quick connect

fitting.

2007 Hummer H3

2007 TRANSMISSION Automatic Transmission - 4L60-E/4L65-E/4L70-E - H3

Fig. 84: Identifying Improper Joint Seating
Courtesy of GENERAL MOTORS CORP.

14. A hidden yellow identification band indicates proper joint seating.

15. Fill the transmission to the proper level with DEXRON® VI transmission fluid. Refer to

Transmission Fluid Check.

AUTOMATIC TRANSMISSION FLUID PRESSURE TEST HOLE PLUG REPLACEMENT

Removal Procedure

1. Raise and support the vehicle. Refer to Lifting and Jacking the Vehicle .

2007 Hummer H3

2007 TRANSMISSION Automatic Transmission - 4L60-E/4L65-E/4L70-E - H3