GMC TSB #21-NA-281
2021 GMC Yukon
Affected Component: POWER TRAIN:DRIVELINE:HYDRAULIC:MOTOR/PUMP
- Summary
- This service bulletin provides diagnostic information for technicians in cases of an ETRS system fault or a no start condition - If the vehicle needs to be moved, it is recommended to use wheel dollies, tire skates or the NEW Manual Park Release tool DT-52910.