Accessories and Optional Equipment: Technical Service Bulletins

• Customer Interest
  • Instruments - Steering Wheel Controls Inoperative
  • Audio - Background Noise on FM Band. RFI Suppressor
  • Steering Wheel Radio Controls - Work Intermittently
  • Power Antenna - No Retraction With Ignition Off
  • Cellular - Telephone Service Program
    • Overview
    • Essential Tools:
    • AC Delco Service Centers Information
    • Warranty, Installation, Activation, & Programming Info.
    • AC Delco Cellular Telephone Exchange Centers
    • AC Delco Service Centers
  • Audio - Ignition Noise In Speakers
  • Compact Disc Players - CD Changer Loading Procedures
  • Electrical - MIL ON/DTC's Set By Various Control Modules
  • Audio System - Noise When Using Portable Playback Unit
• By Symptom
  • Abnormal wear/deterioration
    • Electrical - MIL ON/DTC's Set By Various Control Modules
  • Customer Interest
    • Instruments - Steering Wheel Controls Inoperative
    • Audio - Background Noise on FM Band. RFI Suppressor
    • Steering Wheel Radio Controls - Work Intermittently
    • Power Antenna - No Retraction With Ignition Off
    • Cellular - Telephone Service Program
      • Overview
      • Essential Tools:
      • AC Delco Service Centers Information
      • Warranty, Installation, Activation, & Programming Info.
      • AC Delco Cellular Telephone Exchange Centers
      • AC Delco Service Centers
    • Audio - Ignition Noise In Speakers
    • Compact Disc Players - CD Changer Loading Procedures
    • Electrical - MIL ON/DTC's Set By Various Control Modules
    • Audio System - Noise When Using Portable Playback Unit
  • Erratic Operation
    • Instruments - Steering Wheel Controls Inoperative
    • Steering Wheel Radio Controls - Work Intermittently
  • Noise
    • Audio - Background Noise on FM Band. RFI Suppressor
    • Audio - Radio Frequency Interference (RFI) Diagnosis/ID
      • General Information
      • Questionnaire
      • RFI Determination and Identifying Chart
      • RFI Diagnostic Chart
      • Chart A
      • Chart B
      • Chart C
    • Audio - Ignition Noise In Speakers
    • Audio System - Noise When Using Portable Playback Unit
  • Poor performance
    • Audio - Background Noise on FM Band. RFI Suppressor
  • Won't turn off
    • Power Antenna - No Retraction With Ignition Off
• All Technical Service Bulletins
  • Audio - Inadvertent Steering Wheel Button Activation
  • Accessories (Aftermarket) - Installation Guidelines
  • Instruments - Steering Wheel Controls Inoperative
  • Audio - Background Noise on FM Band. RFI Suppressor
  • Audio - Radio Frequency Interference (RFI) Diagnosis/ID
    • General Information
    • Questionnaire
    • RFI Determination and Identifying Chart
    • RFI Diagnostic Chart
    • Chart A
    • Chart B
    • Chart C
  • Steering Wheel Radio Controls - Work Intermittently
  • Power Antenna - No Retraction With Ignition Off
  • Audio - Updated Radio Wiring & Diagnostics
    • Overview
    • Radio:Steering Wheel Controls Wiring Diagram
    • Radio System Diagnosis
      • Radio Does Not Respond to Either Control Head
      • None of the Steering Wheel Controls Operate
  • Cellular - Telephone Service Program
    • Overview
    • Essential Tools:
    • AC Delco Service Centers Information
    • Warranty, Installation, Activation, & Programming Info.
    • AC Delco Cellular Telephone Exchange Centers
    • AC Delco Service Centers
  • Audio - Ignition Noise In Speakers
  • Steering - Service Manual Updates, Steering Controls
    • Overview
    • Controls System Components
    • Unit Repair
    • Wiring Diagram
    • Component Location, Hints and Diagnosis
    • Symptom Table and A:Display Does Not Dim or Goes Blank
    • B: Radio Display Scans Past All Radio Frequencies
    • C: Noise Diagnosis
    • D: Time or Radio Display Does Not Appear
    • E: One or More Speakers Do Not Operate
    • F: Both SUB Woofers Lack Bass Response
    • G: SUB Woofers Cannot Be Controlled
    • H: Steering Wheel Pad Switch Does Not Come On
    • I: Steering Wheel Controls Do Not Operate As Wheel Is Turned
    • J: S/W Controls Do Not Operate But Radio, Heater, A/C Are OK
    • K: Radio, Heater and A/C and Steering Wheel Controls Do Not Operate
    • Circuit Operation
  • Delco LOC II Security System - Setting Procedures
    • Overview
    • To Unlock Radio
    • To Remove Customer's Code
    • To Add Customer's Code-Set
    • To Display Radio Display Code
    • To Obtain Factory Backup Code
    • To Change Customer's Code
  • Compact Disc Players - CD Changer Loading Procedures
  • Remote Keyless Entry - Revised Diagnostic Procedure
  • Locks - Remote Keyless Entry Transmitter New Part Number
  • Audio System - Refurbishing Radio Faceplates/Knobs
  • Electrical - MIL ON/DTC's Set By Various Control Modules
  • Audio System - Noise When Using Portable Playback Unit