Test description

WARNING: This page is about a different car, the 2003 GMC Safari and 2003 Chevrolet Astro. 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.

7. The specified values are from the A/C System Performance Test.
13. 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 Hot In Vehicle (1 Of 2)
Courtesy of GENERAL MOTORS CORP.

Fig 2: Too Hot In Vehicle (2 Of 2)
Courtesy of GENERAL MOTORS CORP.