Hummer H2. Manual — part 2324

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Surface finish damage

3. Install the forward sprag assembly (642) into the forward clutch outer race (644).

Fig. 327: Sprag Assembly Retainer Rings
Courtesy of GENERAL MOTORS CORP.

4. Inspect the sprag assembly retainer rings (643) for wear or damage.

2004 Hummer H2

2004 TRANSMISSION Automatic Transmission - 4L60-E/4L65-E (Introduction) - Hummer H2

5. Install the sprag assembly retainer rings (643) into the forward clutch sprag assembly (644).

Fig. 328: Inspecting Forward Sprag Clutch Inner Race & Input Sun Gear Assembly
Courtesy of GENERAL MOTORS CORP.

6. Inspect the forward sprag clutch inner race and input sun gear assembly (640) for the following

conditions:

2004 Hummer H2

2004 TRANSMISSION Automatic Transmission - 4L60-E/4L65-E (Introduction) - Hummer H2

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Damaged spline or gear teeth

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Ring groove damage

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Surface finish damage

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Loose retainer

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Wear

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Cracks

7. Install the forward sprag clutch inner race and input sun gear assembly (640) into the forward sprag and

outer race assembly.

2004 Hummer H2

2004 TRANSMISSION Automatic Transmission - 4L60-E/4L65-E (Introduction) - Hummer H2

Fig. 329: Overrun Clutch Hub
Courtesy of GENERAL MOTORS CORP.

8. Inspect the overrun clutch hub (639) for the following conditions:

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Spline damage

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Plugged lubrication holes

2004 Hummer H2

2004 TRANSMISSION Automatic Transmission - 4L60-E/4L65-E (Introduction) - Hummer H2