Hummer H2. Manual — part 2577

Fig. 276: Locating 1-2 Accumulator Housing Inspection Areas
Courtesy of GENERAL MOTORS CORP.

3. Inspect the 1-2 accumulator housing for the following conditions:

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Porosity

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Cracks

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Scoring

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Nicks and Scratches

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Debris or blocked passages

2004 Hummer H2

2004 TRANSMISSION/TRANSAXLE Automatic Transmission - Overhaul - 4L60-E/4L65-E

Fig. 277: View Of 1-2 Inner & Outer Springs
Courtesy of GENERAL MOTORS CORP.

4. Install the 1-2 inner (104) and outer (54) accumulator springs.

5. Install the 1-2 accumulator piston (56).

IMPORTANT: Some models do not use 1-2 accumulator spring - inner (104).

2004 Hummer H2

2004 TRANSMISSION/TRANSAXLE Automatic Transmission - Overhaul - 4L60-E/4L65-E

1-2 ACCUMULATOR INSTALLATION

Tools Required

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J 25025-5 Guide Pins. See Special Tools and Equipment .

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J 36850 Transjel Lubricant. See Special Tools and Equipment .

Fig. 278: Identifying Solenoid Screens
Courtesy of GENERAL MOTORS CORP.

1. Inspect the valve body spacer plate and the solenoid screens (49, 50) for damage or debris.

Replace the solenoid screens (49, 50) if necessary.

2004 Hummer H2

2004 TRANSMISSION/TRANSAXLE Automatic Transmission - Overhaul - 4L60-E/4L65-E

Fig. 279: Locating #1 Checkball
Courtesy of GENERAL MOTORS CORP.

2. Install the #1 checkball into the case.

2004 Hummer H2

2004 TRANSMISSION/TRANSAXLE Automatic Transmission - Overhaul - 4L60-E/4L65-E