diff --git a/lib/ansible/modules/cloud/vmware/vmware_guest.py b/lib/ansible/modules/cloud/vmware/vmware_guest.py
index aebc34a4622..3879db6d85e 100644
--- a/lib/ansible/modules/cloud/vmware/vmware_guest.py
+++ b/lib/ansible/modules/cloud/vmware/vmware_guest.py
@@ -844,6 +844,7 @@ class PyVmomiHelper(PyVmomi):
         super(PyVmomiHelper, self).__init__(module)
         self.device_helper = PyVmomiDeviceHelper(self.module)
         self.configspec = None
+        self.relospec = None
         self.change_detected = False  # a change was detected and needs to be applied through reconfiguration
         self.change_applied = False   # a change was applied meaning at least one task succeeded
         self.customspec = None
@@ -1397,6 +1398,7 @@ class PyVmomiHelper(PyVmomi):
                 nic.device.backing.opaqueNetworkType = 'nsx.LogicalSwitch'
                 nic.device.backing.opaqueNetworkId = network_id
                 nic.device.deviceInfo.summary = 'nsx.LogicalSwitch: %s' % network_id
+                nic_change_detected = True
             else:
                 # vSwitch
                 if not isinstance(nic.device.backing, vim.vm.device.VirtualEthernetCard.NetworkBackingInfo):
@@ -1413,7 +1415,13 @@ class PyVmomiHelper(PyVmomi):
                     nic_change_detected = True
 
             if nic_change_detected:
-                self.configspec.deviceChange.append(nic)
+                # Change to fix the issue found while configuring opaque network
+                # VMs cloned from a template with opaque network will get disconnected
+                # Replacing deprecated config parameter with relocation Spec
+                if isinstance(self.cache.get_network(network_name), vim.OpaqueNetwork):
+                    self.relospec.deviceChange.append(nic)
+                else:
+                    self.configspec.deviceChange.append(nic)
                 self.change_detected = True
 
     def configure_vapp_properties(self, vm_obj):
@@ -2143,6 +2151,9 @@ class PyVmomiHelper(PyVmomi):
 
         self.configspec = vim.vm.ConfigSpec()
         self.configspec.deviceChange = []
+        # create the relocation spec
+        self.relospec = vim.vm.RelocateSpec()
+        self.relospec.deviceChange = []
         self.configure_guestid(vm_obj=vm_obj, vm_creation=True)
         self.configure_cpu_and_memory(vm_obj=vm_obj, vm_creation=True)
         self.configure_hardware_params(vm_obj=vm_obj)
@@ -2167,13 +2178,10 @@ class PyVmomiHelper(PyVmomi):
         clone_method = None
         try:
             if self.params['template']:
-                # create the relocation spec
-                relospec = vim.vm.RelocateSpec()
-
                 # Only select specific host when ESXi hostname is provided
                 if self.params['esxi_hostname']:
-                    relospec.host = self.select_host()
-                relospec.datastore = datastore
+                    self.relospec.host = self.select_host()
+                self.relospec.datastore = datastore
 
                 # Convert disk present in template if is set
                 if self.params['convert']:
@@ -2189,22 +2197,22 @@ class PyVmomiHelper(PyVmomi):
                                 disk_locator.diskBackingInfo.diskMode = "persistent"
                             disk_locator.diskId = device.key
                             disk_locator.datastore = datastore
-                            relospec.disk.append(disk_locator)
+                            self.relospec.disk.append(disk_locator)
 
                 # https://www.vmware.com/support/developer/vc-sdk/visdk41pubs/ApiReference/vim.vm.RelocateSpec.html
                 # > pool: For a clone operation from a template to a virtual machine, this argument is required.
-                relospec.pool = resource_pool
+                self.relospec.pool = resource_pool
 
                 linked_clone = self.params.get('linked_clone')
                 snapshot_src = self.params.get('snapshot_src', None)
                 if linked_clone:
                     if snapshot_src is not None:
-                        relospec.diskMoveType = vim.vm.RelocateSpec.DiskMoveOptions.createNewChildDiskBacking
+                        self.relospec.diskMoveType = vim.vm.RelocateSpec.DiskMoveOptions.createNewChildDiskBacking
                     else:
                         self.module.fail_json(msg="Parameter 'linked_src' and 'snapshot_src' are"
                                                   " required together for linked clone operation.")
 
-                clonespec = vim.vm.CloneSpec(template=self.params['is_template'], location=relospec)
+                clonespec = vim.vm.CloneSpec(template=self.params['is_template'], location=self.relospec)
                 if self.customspec:
                     clonespec.customization = self.customspec
 
@@ -2314,7 +2322,9 @@ class PyVmomiHelper(PyVmomi):
     def reconfigure_vm(self):
         self.configspec = vim.vm.ConfigSpec()
         self.configspec.deviceChange = []
-
+        # create the relocation spec
+        self.relospec = vim.vm.RelocateSpec()
+        self.relospec.deviceChange = []
         self.configure_guestid(vm_obj=self.current_vm_obj)
         self.configure_cpu_and_memory(vm_obj=self.current_vm_obj)
         self.configure_hardware_params(vm_obj=self.current_vm_obj)
@@ -2329,12 +2339,11 @@ class PyVmomiHelper(PyVmomi):
             self.configspec.annotation = str(self.params['annotation'])
             self.change_detected = True
 
-        relospec = vim.vm.RelocateSpec()
         if self.params['resource_pool']:
-            relospec.pool = self.get_resource_pool()
+            self.relospec.pool = self.get_resource_pool()
 
-            if relospec.pool != self.current_vm_obj.resourcePool:
-                task = self.current_vm_obj.RelocateVM_Task(spec=relospec)
+            if self.relospec.pool != self.current_vm_obj.resourcePool:
+                task = self.current_vm_obj.RelocateVM_Task(spec=self.relospec)
                 self.wait_for_task(task)
                 if task.info.state == 'error':
                     return {'changed': self.change_applied, 'failed': True, 'msg': task.info.error.msg, 'op': 'relocate'}
diff --git a/test/integration/targets/vmware_guest/tasks/clone_customize_guest_test.yml b/test/integration/targets/vmware_guest/tasks/clone_customize_guest_test.yml
new file mode 100644
index 00000000000..3fcc1a767de
--- /dev/null
+++ b/test/integration/targets/vmware_guest/tasks/clone_customize_guest_test.yml
@@ -0,0 +1,81 @@
+# Test code for the vmware_guest module.
+# Copyright: (c) 2019, Pavan Bidkar <pbidkar@vmware.com>
+# GNU General Public License v3.0+ (see COPYING or https://www.gnu.org/licenses/gpl-3.0.txt)
+
+- name: Wait for Flask controller to come up online
+  wait_for:
+    host: "{{ vcsim }}"
+    port: 5000
+    state: started
+
+- name: kill vcsim
+  uri:
+    url: http://{{ vcsim }}:5000/killall
+
+- name: start vcsim with no folders
+  uri:
+    url: http://{{ vcsim }}:5000/spawn?datacenter=1&cluster=1&folder=0
+  register: vcsim_instance
+
+- name: Wait for Flask controller to come up online
+  wait_for:
+    host: "{{ vcsim }}"
+    port: 443
+    state: started
+
+- name: get a list of VMS from vcsim
+  uri:
+    url: http://{{ vcsim }}:5000/govc_find?filter=VM
+  register: vmlist
+
+- debug:
+    var: vcsim_instance
+
+- debug:
+    var: vmlist
+
+- name: clone vm from template and customize GOS
+  vmware_guest:
+    validate_certs: False
+    hostname: "{{ vcsim }}"
+    username: "{{ vcsim_instance['json']['username'] }}"
+    password: "{{ vcsim_instance['json']['password'] }}"
+    name: "{{ 'net_customize_' + item|basename }}"
+    template: "{{ item|basename }}"
+    datacenter: "{{ (item|basename).split('_')[0] }}"
+    state: poweredoff
+    folder: "{{ item|dirname }}"
+    convert: thin
+  with_items: "{{ vmlist['json'] }}"
+  register: clone_customize
+
+- debug:
+    var: clone_customize
+
+- name: assert that changes were made
+  assert:
+    that:
+        - "clone_customize.results|map(attribute='changed')|unique|list == [true]"
+
+- name: clone vm from template and customize GOS again
+  vmware_guest:
+    validate_certs: False
+    hostname: "{{ vcsim }}"
+    username: "{{ vcsim_instance['json']['username'] }}"
+    password: "{{ vcsim_instance['json']['password'] }}"
+    name: "{{ 'net_customize_' + item|basename }}"
+    template: "{{ item|basename }}"
+    datacenter: "{{ (item|basename).split('_')[0] }}"
+    state: poweredoff
+    folder: "{{ item|dirname }}"
+    convert: thin
+  with_items: "{{ vmlist['json'] }}"
+  register: clone_customize_again
+
+- debug:
+    var: clone_customize_again
+
+- name: assert that changes were not made
+  assert:
+    that:
+        - "clone_customize_again.results|map(attribute='changed')|unique|list == [false]"
diff --git a/test/integration/targets/vmware_guest/tasks/main.yml b/test/integration/targets/vmware_guest/tasks/main.yml
index 451233b156b..7b05c1bf7d4 100644
--- a/test/integration/targets/vmware_guest/tasks/main.yml
+++ b/test/integration/targets/vmware_guest/tasks/main.yml
@@ -28,3 +28,4 @@
 - include: linked_clone_d1_c1_f0.yml
 - include: boot_firmware_d1_c1_f0.yml
 - include: clone_with_convert.yml
+- include: clone_customize_guest_test.yml