Hummer H1 Service Manual page 276

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Step
21 In order to verify your repair, perform the fol-
lowing procedure:
1. Select DTC.
2. Select Clear Info.
3. Operate the vehicle under the following conditions:
• Drive the vehicle in D3.
• The PCM must see a Transmission OSS greater
than 200 RPM and no change greater than 1000
RPM for 1 second.
4. Select Specific DTC. Enter DTC P0723.
Has the test run and passed?
05745159
DTC P0723 Output Speed Sensor Intermittent (Cont'd)
Action
Transmission/Transfer Case
Value
—
System OK
5-77
Yes No
Begin the
Diagnosis
again. Go to
Step 1