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

  1. 2. This step clears the HVAC control module memory and checks for current air temperature actuator diagnostic trouble codes.
  2. 3. Ambient air temperature must be above 3°C (38°F) in order for this A/C Compressor test to be run.
  3. 7. The specified values are from the A/C System Performance Test.
    Fig 1: Diagnostic System Check Table (Too Hot In Vehicle) (Step 1-6)
    G01418940Courtesy of GENERAL MOTORS CORP.
Fig 2: Diagnostic System Check Table (Too Hot In Vehicle) (Step 7-15)
G01418941Courtesy of GENERAL MOTORS CORP.
Fig 3: Diagnostic System Check Table (Too Hot In Vehicle) (Step 16-20)
G01418942Courtesy of GENERAL MOTORS CORP.
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