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Test Description

The numbers below refer to the step numbers on the diagnostic table.

  1. 12. The voltage will vary between 0-12 volts during normal operation. The HVAC control assembly connector must be connected during this step.
    Fig 1: Too Cold In Vehicle (1 Of 2)
    G01645790Courtesy of GENERAL MOTORS CORP.
    Fig 2: Too Cold In Vehicle (2 Of 2)
    G01645791Courtesy of GENERAL MOTORS CORP.
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