Home › Forums › Stay Dirty Lounge › Service and Repair Questions Answered Here › Torque converter glowing red › Reply To: Torque converter glowing red April 16, 2020 at 9:39 am #954294 Richard KirshyParticipant If there is an issue regarding a fuel mixture running lean or rich which would cause the exhaust system to heat up and glow. You first need to look at your fuel trims to determine which, then proceed to trouble shoot the cause.