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Test Description

WARNING: This page is about a different car, the 2003 Chevrolet Corvette. However, it is still accessible from the selected car via links, so may be relevant.

The number below refers to the step number on the diagnostic table.

  1. 5. There are two ignition 3 voltage circuits at the HVAC control module. Test the circuit that is not the supply voltage circuit for the blower motor switch.
    Fig 1: Diagnostic Table (Air Recirculation Malfunction)
    G01418839Courtesy of GENERAL MOTORS CORP.
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