Powertrain Management: Technical Service Bulletins

• Customer Interest
  • Engine - Tapping Noise When Cold
  • A/T - LA4AEL MIL ON/Harsh Shifts/DTC P0741 Set
  • Map Sensor/Exhaust Pipe - Lack of Power/Hesitation
  • EGR Boost Sensor/PCM - MIL ON/DTC's P0400 or P1195 Set
  • A/T - Intermittent 4th to 3rd/OD Downshifts
  • PCM - MIL Illumination With DTC P1407 Set
  • PCM - MIL Illumination With DTC P0421 Set
  • Speedometer - Inoperative/MIL ON/DTC P0500
• By Symptom
  • Customer Interest
    • Engine - Tapping Noise When Cold
    • A/T - LA4AEL MIL ON/Harsh Shifts/DTC P0741 Set
    • Map Sensor/Exhaust Pipe - Lack of Power/Hesitation
    • EGR Boost Sensor/PCM - MIL ON/DTC's P0400 or P1195 Set
    • A/T - Intermittent 4th to 3rd/OD Downshifts
    • PCM - MIL Illumination With DTC P1407 Set
    • PCM - MIL Illumination With DTC P0421 Set
    • Speedometer - Inoperative/MIL ON/DTC P0500
  • Driveability
    • Map Sensor/Exhaust Pipe - Lack of Power/Hesitation
  • Erratic Shifting
    • A/T - Intermittent 4th to 3rd/OD Downshifts
  • False instrument warning light/gauges
    • Speedometer - Inoperative/MIL ON/DTC P0500
  • Hard Shifting
    • A/T - LA4AEL MIL ON/Harsh Shifts/DTC P0741 Set
  • Incorrect gear selection
    • Speedometer - Inoperative/MIL ON/DTC P0500
  • Inoperative
    • Speedometer - Inoperative/MIL ON/DTC P0500
  • Noise
    • Engine - Tapping Noise When Cold
  • Odors
    • Exhaust System - Excessive Sulfur Odors
• All Technical Service Bulletins
  • Exhaust System - Excessive Sulfur Odors
  • Fuel System - Fuel Ethanol Content Testing
  • Fuel System - Ethanol Fuel Usage
  • Electrical - Lightning Strike Information
  • Engine Controls - O2 Sensor Removal Precautions
  • Engine - Tapping Noise When Cold
  • A/T - LA4AEL MIL ON/Harsh Shifts/DTC P0741 Set
  • Map Sensor/Exhaust Pipe - Lack of Power/Hesitation
  • EGR Boost Sensor/PCM - MIL ON/DTC's P0400 or P1195 Set
  • A/T - Intermittent 4th to 3rd/OD Downshifts
  • 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
  • Air Flow Meter - Service Precautions
  • PCM - MIL Illumination With DTC P1407 Set
  • PCM - MIL Illumination With DTC P0421 Set
  • Throttle Adjustment Screw - Adjustment Precaution
  • NGS System - Reprogramming Service
  • NGS System - Test Lead Inspection
  • NGS System - Reprogramming Procedure
  • Year 2000 - Computer Systems Compliance
  • Star Tester - New Version Program Cards
  • Speedometer - Inoperative/MIL ON/DTC P0500
  • Spark Plug Wire - Resistance Specifications
  • Ignition System - Spark Plug Removal/Installation