GM Service Manual Online
For 1990-2009 cars only

Diagnostic Instructions

    • Perform the Diagnostic System Check - Vehicle prior to using this diagnostic procedure.
    • Review Strategy Based Diagnosis for an overview of the diagnostic approach.
    •  Diagnostic Procedure Instructions provides an overview of each diagnostic category.

DTC Descriptor

DTC C0569 46: System Configuration Not Programmed

Circuit/System Description

After replacing the power steering control module (PSCM) it must be setup with the correct steering tuning.

Conditions for Running the DTC

The ignition is ON.

Conditions for Setting the DTC

The PSCM has not undergone the steering tuning selection procedure.

Action Taken When the DTC Sets

    • DTC C0569 46 is stored in memory.
    • The driver information center (DIC) displays the POWER STEERING warning message.
    • The PSCM defaults to steering tuning 1.

Conditions for Clearing the DTC

    • A current DTC will clear after the PSCM has been setup with the correct steering tuning.
    • A history DTC will clear after 100 consecutive malfunction-free ignition cycles from when the PSCM has been setup.

Diagnostic Aids

A newly replaced PSCM will set DTC C0569 46 on its initial ignition ON cycle.

Reference Information

Schematic Reference

Power Steering Schematics

Connector End View Reference

Component Connector End Views

Description and Operation

Power Steering System Description and Operation

Electrical Information Reference

    •  Circuit Testing
    •  Connector Repairs
    •  Testing for Intermittent Conditions and Poor Connections
    •  Wiring Repairs

Scan Tool Reference

Control Module References for scan tool information

Circuit/System Verification

C0460 4B

  1. Verify that DTC C0569 46 is not set.
  2. If the DTC is set, perform the PSCM setup procedure. If the DTC resets, replace the PSCM.

Repair Instructions

Perform the Diagnostic Repair Verification after completing the diagnostic procedure.

Control Module References for PSCM replacement, setup, and programming