PROM - Programmable Read Only Memory: Technical Service Bulletins

• Customer Interest
  • A/T - Delayed Shifts in Low Gear in 4X4 Mode
  • Engine - Cold Knock, Replace Oil Filter/Bearings/PROM
  • A/T - Low Power/Lack of Performance With 4L80E
  • A/T - Low Power, Lack of Performance With 4L80E
  • A/T - Lack of Power At Highway Speeds, 4L80E in Hot Mode
• All Technical Service Bulletins
  • Engine - THIS BULLETIN HAS BEEN CANCELED
  • PROM - Powertrain Control Module Reprogramming
  • A/T - Delayed Shifts in Low Gear in 4X4 Mode
  • Engine - Cold Knock, Replace Oil Filter/Bearings/PROM
  • Engine - Cold Knock
  • PROM - Hot Restart Driveaway Sag/Low Power
  • A/T - Low Power/Lack of Performance With 4L80E
  • A/T - Low Power, Lack of Performance With 4L80E
  • A/T - Lack of Power At Highway Speeds, 4L80E in Hot Mode
  • ECM/PCM - Damage Prevention