Computers and Control Systems: Technical Service Bulletins

• Customer Interest
  • Electrical - MIL ON/DTC's Set By Various Control Modules
  • Engine, A/T - Shift/Driveability Concerns/MIL ON
  • A/T - 4L80-E 2nd Gear only After A Cold Start/DTC 87
  • Fuel - No Start, Stall, DTC35 or P1216 May Be Present
    • Overview
    • Condition
    • Cause
    • Correction
    • Parts/Warranty Information
  • Diesel Engine - Hard Start/DTC 13 or P0215/MIL ON
    • Overview
    • Service Procedure
  • A/T - Intermittent DTC 87/High Ratio Error
• By Symptom
  • Abnormal wear/deterioration
    • Electrical - MIL ON/DTC's Set By Various Control Modules
  • Customer Interest
    • Electrical - MIL ON/DTC's Set By Various Control Modules
    • Engine, A/T - Shift/Driveability Concerns/MIL ON
    • A/T - 4L80-E 2nd Gear only After A Cold Start/DTC 87
    • Fuel - No Start, Stall, DTC35 or P1216 May Be Present
      • Overview
      • Condition
      • Cause
      • Correction
      • Parts/Warranty Information
    • Diesel Engine - Hard Start/DTC 13 or P0215/MIL ON
      • Overview
      • Service Procedure
    • A/T - Intermittent DTC 87/High Ratio Error
  • Driveability
    • Engine, A/T - Shift/Driveability Concerns/MIL ON
    • Diesel Engine - Hard Start/DTC 13 or P0215/MIL ON
      • Overview
      • Service Procedure
  • Erratic Operation
    • A/T - DTC 81/82 or P0753/P0758/No Upshift
  • Erratic Shifting
    • Engine, A/T - Shift/Driveability Concerns/MIL ON
  • False instrument warning light/gauges
    • A/T - DTC 81/82 or P0753/P0758/No Upshift
    • A/T - Intermittent DTC 87/High Ratio Error
  • No shift/Incorrect gear engagement
    • A/T - 4L80-E 2nd Gear only After A Cold Start/DTC 87
    • A/T - DTC 81/82 or P0753/P0758/No Upshift
• All Technical Service Bulletins
  • Engine - THIS BULLETIN HAS BEEN CANCELED
  • Electrical - MIL ON/DTC's Set By Various Control Modules
  • A/T Control - DTC P0756 Diagnostic Tips
  • Engine, A/T - Shift/Driveability Concerns/MIL ON
  • A/T - 4L80-E 2nd Gear only After A Cold Start/DTC 87
  • Diesel Engine - Diagnosing Driveability Conditions
  • Common 4 Digit PROM - Scan ID
  • DTC's 84 & 99 - Set with Key OFF/Brake Pedal Depressed
  • A/T - PCM Error Displayed With Tech 1 Connected
  • PCM - Returned Product Feedback Program
  • Engine Controls - Revised DTC 44 Chart & Wire Color
  • Fuel - No Start, Stall, DTC35 or P1216 May Be Present
    • Overview
    • Condition
    • Cause
    • Correction
    • Parts/Warranty Information
  • Diesel Engine - Hard Start/DTC 13 or P0215/MIL ON
    • Overview
    • Service Procedure
  • Engine Controls - Revised Schematic
  • A/T - DTC 81/82 or P0753/P0758/No Upshift
  • A/T - Intermittent DTC 87/High Ratio Error
  • Tech 1 & VIM - ECM Programming
  • Service Manual - Revised DTC 44 Chart
  • Oxygen Sensor Test - Revised Tech 1 Mass Storage CD
  • EGR System - Manual Revision
  • Driveability & Emissions - Control Module Systems
  • Control Module Systems - Revised DTC 19 Chart
  • Control Module Systems - Manual Revision
  • PCM - Replacement Component Text Deletion
  • Oxygen Sensors - Silica Contamination
  • PROM/MEMCAL - Identification Marks
  • Shift Indicator Light Application and Operation