GM Service Manual Online
For 1990-2009 cars only

Step

Action

Value(s)

Yes

No

This chart will work if just using the inflator.

1

  1. Disconnect the auto level control air inflator relay.
  2. Using a test light, backprobe the auto level control air inflator relay harness connector terminal A to terminal D.
  3. Press the air inflator switch OFF button.

Is the test light on?

--

Go to Step 2

Go to Step 3

2

Replace the auto level control air inflator relay. Refer to Automatic Level Control Relay Replacement .

Has the repair been made and the system rechecked?

--

System OK

--

3

Replace the auto level control air inflator switch. Refer to Automatic Level Control Inflator Air Switch Replacement .

Has the repair been made and the system rechecked?

--

System OK

--