Starting and Charging: Technical Service Bulletins

• Customer Interest
  • Electrical - MIL ON/Multiple DTC's Set/Hard Or No Start
  • Starting System - Engine No Start/No Crank Condition
  • Electrical - Battery Goes Dead Overnight
  • Remote Keyless Entry - Inoperative/Poor Range/(TPM)
  • Audio System - Noise When Using OnStar(R)
  • Electrical - Intermittent MIL/DTC P2138/Reduced Power
  • Electrical - MIL ON/DTC's Set By Various Control Modules
  • Body - Battery Compartment Corrosion
• By Symptom
  • Abnormal wear/deterioration
    • Electrical - MIL ON/Multiple DTC's Set/Hard Or No Start
    • Electrical - Intermittent MIL/DTC P2138/Reduced Power
    • Electrical - MIL ON/DTC's Set By Various Control Modules
    • Body - Battery Compartment Corrosion
  • Customer Interest
    • Electrical - MIL ON/Multiple DTC's Set/Hard Or No Start
    • Starting System - Engine No Start/No Crank Condition
    • Electrical - Battery Goes Dead Overnight
    • Remote Keyless Entry - Inoperative/Poor Range/(TPM)
    • Audio System - Noise When Using OnStar(R)
    • Electrical - Intermittent MIL/DTC P2138/Reduced Power
    • Electrical - MIL ON/DTC's Set By Various Control Modules
    • Body - Battery Compartment Corrosion
  • Low, Dead battery
    • Electrical - Battery Goes Dead Overnight
  • Noise
    • Audio System - Noise When Using OnStar(R)
  • Poor performance
    • Remote Keyless Entry - Inoperative/Poor Range/(TPM)
  • Starting problems
    • Electrical - MIL ON/Multiple DTC's Set/Hard Or No Start
    • Starting System - Engine No Start/No Crank Condition
• All Technical Service Bulletins
  • Electrical - MIL ON/Multiple DTC's Set/Hard Or No Start
  • Charging System - Low Voltage Display/Battery Discharged
  • Starting System - Engine No Start/No Crank Condition
  • Electrical - Instrument Panel And General Wiring Repair
  • Battery - Diagnosis and Charging
    • Overview
    • I.Battery Storage In Vehicle
    • II. Warranty Policy
    • III. Testing the Battery
    • IV. Diagnosing Discharged Batteries and Parasitic Battery Drains
    • V.Battery Charging
  • Electrical - Battery Goes Dead Overnight
  • Electrical - Aftermarket Fuse Warning
  • Starting System - Starter Cranks After Key Released
  • Electrical - Battery Charging Tips/Recommendations
  • Battery/Charging System - Electrical Diagnostics Info.
  • Remote Starting System - System Inoperative Diagnostics
  • Electrical - Reducing Intermittent Electrical Concerns
  • Remote Keyless Entry - Inoperative/Poor Range/(TPM)
  • Audio System - Noise When Using OnStar(R)
  • Keyless Start - 2-Way Advanced Remote Start
  • Keyless System - Remote Start Transmitter Diagnostic Tip
  • Electrical - Intermittent MIL/DTC P2138/Reduced Power
  • Electrical - MIL ON/DTC's Set By Various Control Modules
  • Body - Battery Compartment Corrosion
  • Body Controls - Body Control Module (BCM) Grounds
  • Locks - Key Code Security Rules, Key Code Look Up
  • Electrical - Aftermarket Interface Devices Causing Issues
  • Electrical - Ground Repair Information