Computers and Control Systems: Technical Service Bulletins

• Recalls
  • Recall 98V249000: Air Bag Module Reprogramming
• Customer Interest
  • ROOM Fuse - MIL ON/DTC P1794 Stored in Memory
  • Speedometer - Inoperative/MIL ON/DTC P0500
  • PCM - MIL Illumination With DTC P0421 Set
  • PCM - MIL Illumination With DTC P1407 Set
  • EGR Boost Sensor/PCM - MIL ON/DTC's P0400 or P1195 Set
  • Engine Control Module - MIL ON/DTC P0421 Set
  • A/T - Intermittent 4th to 3rd/OD Downshifts
  • Mass Air Flow Sensor - MIL ON/Driveability Concerns
• By Symptom
  • Customer Interest
    • ROOM Fuse - MIL ON/DTC P1794 Stored in Memory
    • Speedometer - Inoperative/MIL ON/DTC P0500
    • PCM - MIL Illumination With DTC P0421 Set
    • PCM - MIL Illumination With DTC P1407 Set
    • EGR Boost Sensor/PCM - MIL ON/DTC's P0400 or P1195 Set
    • Engine Control Module - MIL ON/DTC P0421 Set
    • A/T - Intermittent 4th to 3rd/OD Downshifts
    • Mass Air Flow Sensor - MIL ON/Driveability Concerns
  • Erratic Shifting
    • A/T - Intermittent 4th to 3rd/OD Downshifts
  • False instrument warning light/gauges
    • Speedometer - Inoperative/MIL ON/DTC P0500
    • Engine Control Module - MIL ON/DTC P0421 Set
  • Incorrect gear selection
    • Speedometer - Inoperative/MIL ON/DTC P0500
  • Inoperative
    • Speedometer - Inoperative/MIL ON/DTC P0500
  • Recalls
    • Recall 98V249000: Air Bag Module Reprogramming
• All Technical Service Bulletins
  • Electrical - Lightning Strike Information
  • Engine Controls/Emissions - OBD II Diagnosis Aid
    • Overview
    • Description of Terms and Acronyms
    • Heated Oxygen Sensor (HO2S) Monitor Description
    • Catalyst Efficiency Monitor Description
    • Fuel System Monitor Description
    • General OBDII Service Tips
  • ROOM Fuse - MIL ON/DTC P1794 Stored in Memory
  • Speedometer - Inoperative/MIL ON/DTC P0500
  • Recall 98V249000: Air Bag Module Reprogramming
  • Star Tester - New Version Program Cards
  • Year 2000 - Computer Systems Compliance
  • NGS System - Reprogramming Procedure
  • NGS System - Test Lead Inspection
  • NGS System - Reprogramming Service
  • PCM - MIL Illumination With DTC P0421 Set
  • PCM - MIL Illumination With DTC P1407 Set
  • NGS Card Version 2.01 - Exchange Program
  • EGR Boost Sensor/PCM - MIL ON/DTC's P0400 or P1195 Set
  • Engine Control Module - MIL ON/DTC P0421 Set
  • A/T - Intermittent 4th to 3rd/OD Downshifts
  • Mass Air Flow Sensor - MIL ON/Driveability Concerns
  • Air Flow Meter - Service Precautions
  • CPU - Troubleshooting Procedures