Variable Effort Steering for Chevrolet Chevy Suburban - 4WD 1999

All Component Locator

• Steering Assist Component Views
• Steering Controls Components

All Description and Operation

• Variable Effort Steering Circuit Operation
• Variable Effort Steering Description

All Special Tools and Equipment

• Special Tools

All Visual Identification

• Steering Assist Connector End Views

Diagnostic Trouble Codes

• DTC C0000 Vehicle Speed Information Circuit Malfunction
• DTC C0472 Steering Handwheel Speed Sensor Signal V Low
• DTC C0473 Steering Handwheel Speed Sensor Signal V High
• DTC C0495 EVO Tracking Error
• DTC C0498 Steering Assist Control Actuator Feed Circuit Low
• DTC C0499 Steering Assist Control Solenoid Feed Circuit High
• DTC C0503 Steering Assist Control Solenoid Return Circuit Low
• DTC C0504 Steering Assist Control Solenoid Return Circuit High
• DTC C0559 EEPROM Checksum Error

Electrical/Electronic Schematic Diagrams

• Steering Assist Schematic Icons
• Steering Assist Schematics
• Steering Controls Schematic References

General Diagnostic Information

• Clearing DTCs
• Diagnostic Process
• Diagnostic Trouble Code (DTC) List
• Displaying Diagnostic Trouble Codes (DTC)
• Intermittents and Poor Connections
• Scan Tool Diagnostics
• Self-Diagnostics
• Variable Effort Steering System Check

Mechanical Specifications

• Fastener Tightening Specifications

Other Specifications

• GM SPO Group Numbers

Removal, Installation, and Replacement

• Power Steering Solenoid Actuator and Discharge Fitting Replacement
• Steering Wheel Position Sensor or Steering Shaft Lower Bearing Replacement