|  | Standard Hours | Manufacturer Warranty Hours | Skill Level | Notes | 
| Replace | 
| 4T80E | 
| Complete Assembly Without Transfer Of Parts | 9.2 | 0.0 | B |  | 
| NOTE | 
| To R&R Driveplate, Add | 0.2 | 0.0 | B |  | 
| To R&R Torque Converter, Add | 0.2 | 0.0 | B |  | 
| To Oil Pressure Test, Add | 0.8 | 0.0 | B |  | 
| Complete Assembly With Transfer Of Parts | 9.8 | 6.8 | B |  | 
| NOTE | 
| To R&R Driveplate, Add | 0.2 | 0.0 | B |  | 
| To R&R Torque Converter, Add | 0.2 | 0.0 | B |  | 
| To Flush Cooler Lines, Add | 0.6 | 0.0 | B |  | 
| To Oil Pressure Test, Add | 0.8 | 0.5 | B |  | 
| Overhaul/Rebuild | 
| 4T80E | 18.0 | 14.5 | A |  | 
| Note | 
| To Overhaul Differential, Add | 1.5 | 0.0 | A |  | 
| To R&R Torque Converter, Add | 0.2 | 0.0 | A |  | 
| To Flush Cooler Lines, Add | 0.6 | 0.0 | A |  | 
| To Overhaul Valve Body, Add | 1.5 | 0.0 | A |  |