GM Service Manual Online
For 1990-2009 cars only

Step

Action

Values

Yes

No

1

Perform an initial inspection of the power steering system.

Is the system operational?

--

Go to Step 2

Go to Diagnostic Starting Point - Power Steering System

2

  1. Install a scan tool.
  2. Turn ON the ignition.
  3. Check the DTC code by using scan tool.

Does the scan tool display any DTCs?

--

Go to Diagnostic Trouble Code (DTC) List - Vehicle

Go to Step 3

3

Check for a poor connection at the ABS control module.

Did you find and correct the condition?

--

System OK

Go to Step 4

4

  1. Turn OFF the ignition.
  2. Disconnect the connector of control module wiring.
  3. Disconnect the connector of ABS control module.
  4. Check the resistance between the terminal 6 of SSPS wiring connector and the terminal 3 of ABS wiring connector.

Is the resistance equal to the specified value?

0 ohms

Go to Step 5

Go to Step 6

5

Replace of repair the damaged wiring.

Is the repair complete?

--

System OK

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6

Replace the SSPS control module.

Is the replacement complete?

--

System OK

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