Answer by  
                                                                                          tkarlav (1502)
                                                            
                          
                          
                                                          If its cracked or broken just unbolt it from its mounting piont remove the electrical connection and repalce with a new one. if the mount dislodged from the windshield , remove all exxess glue by carfully scrping it wit a blade after marking the location then do the same for the mount then reclue and apply.