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Home >> GMC >> 2011 >> Yukon Base, 5.3 3 >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 13 (Automatic Transmission - 2ML70 - Diagnostic Information And Procedures) >> Diagnostic Information and Procedures >> Control Solenoid Valve and Transmission Control Module Assembly Output Shaft Speed Input Test >> Notes

Control Solenoid Valve and Transmission Control Module Assembly Output Shaft Speed Input Test: Notes

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Special Tools 

J 38522  Variable Signal Generator

For equivalent regional tools, refer to Special Tools .

Fig 1: Special Tool J 38522 - Variable Signal Generator
GM1868074Courtesy of GENERAL MOTORS CORP.

The purpose of this test is to provide a simulated output speed sensor signal to the control solenoid valve assembly.

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