Heating and Air Conditioning: Technical Service Bulletins

• Customer Interest
  • Engine Controls - Surge/Hesitation/T/C Cycling/A/C Perf.
  • A/C - Heater Core Electrolysis/Leakage
  • A/C - Front Blower Motor Whistling Noise
  • A/C - Thumping From Dash On Heat With Blower On High
  • A/T Controls - MIL ON/Various A/T Solenoid DTC's
• By Symptom
  • Abnormal wear/deterioration
    • A/C - Heater Core Electrolysis/Leakage
  • Customer Interest
    • Engine Controls - Surge/Hesitation/T/C Cycling/A/C Perf.
    • A/C - Heater Core Electrolysis/Leakage
    • A/C - Front Blower Motor Whistling Noise
    • A/C - Thumping From Dash On Heat With Blower On High
    • A/T Controls - MIL ON/Various A/T Solenoid DTC's
  • Driveability
    • Engine Controls - Surge/Hesitation/T/C Cycling/A/C Perf.
  • Erratic Shifting
    • Engine Controls - Surge/Hesitation/T/C Cycling/A/C Perf.
  • Hunting-Surging
    • Engine Controls - Surge/Hesitation/T/C Cycling/A/C Perf.
  • Leaks
    • A/C - Heater Core Electrolysis/Leakage
    • A/T Controls - MIL ON/Various A/T Solenoid DTC's
  • Noise
    • A/C - Front Blower Motor Whistling Noise
    • A/C - Thumping From Dash On Heat With Blower On High
  • Poor performance
    • Engine Controls - Surge/Hesitation/T/C Cycling/A/C Perf.
• All Technical Service Bulletins
  • Engine Controls - Surge/Hesitation/T/C Cycling/A/C Perf.
  • A/C - Heater Core Electrolysis/Leakage
  • A/C - Front Blower Motor Whistling Noise
  • A/C - Thumping From Dash On Heat With Blower On High
  • A/T Controls - MIL ON/Various A/T Solenoid DTC's