Diagnosing Fishbite Chuggle Misfire Feeling Or Shudder Vibration, With A Light Tip In – 2016-2020 Chevrolet & GMC

2021 GMC Yukon

NHTSA ID Number: 10178367 Manufacturer Communication Number: PIP5504F   Summary This Preliminary Information communication provides information and definitions to the technician about vehicles that have fishbite, chuggle, misfire, AFM disturbances or torque converter shudder/vibration concerns. Technician are advised to use PICO software to determine root cause of the concern. If torque converter shudder is confirmed technicians are referred to Torque Converter Diagnosis … Read more