Parking Brake Not Holding. | Park brake not adjusted properly (Non ProDrive Machines). | Adjust park brake. |
| | Lack of spring force (ProDrive Machines). | See your John Deere dealer. |
| | Glazed linings (Non ProDrive Machines). | See your John Deere dealer. |
| | Worn brake linings (ProDrive Machines). | See your John Deere dealer. |
| | Machine was manual overridden to move machine (ProDrive Machines). | Remove cap screws from transmission. |