Test Description

WARNING: This page is about a different car, the 2003 Buick Regal and 2003 Buick Century. 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.

3. This checks for A/C compressor clutch always ON.

7. This test is to ensure A/C system is operating normally.

Fig 1: Too Cold In Vehicle (Steps 1 - 7)

Courtesy of GENERAL MOTORS CORP.

Fig 2: Too Cold In Vehicle (Steps 8 - 15)

Courtesy of GENERAL MOTORS CORP.

Fig 3: Too Cold In Vehicle (Steps 16 - 25)

Courtesy of GENERAL MOTORS CORP.