diff --git a/GM.Api/GMClientBase.cs b/GM.Api/GMClientBase.cs
index 4f4fa82..7a56b2c 100644
--- a/GM.Api/GMClientBase.cs
+++ b/GM.Api/GMClientBase.cs
@@ -414,11 +414,11 @@ namespace GM.Api
             }
 
 
-            JObject reqObj = new JObject();
+            JObject reqObj = requestParameters;
 
-            if (requestParameters != null)
+            if (reqObj == null)
             {
-                reqObj[$"{command}Request"] = requestParameters;
+                reqObj = new JObject();
             }
 
 
diff --git a/GM.Api/GenericGMClient.cs b/GM.Api/GenericGMClient.cs
index 27db29b..5646aa9 100644
--- a/GM.Api/GenericGMClient.cs
+++ b/GM.Api/GenericGMClient.cs
@@ -60,15 +60,49 @@ namespace GM.Api
         /// <returns>True or false for success</returns>
         public async Task<bool> LockDoor()
         {
+
             var reqObj = new JObject()
             {
-                ["delay"] = 0
+                ["lockDoorRequest"] = new JObject()
+                {
+                    ["delay"] = 0
+                }
             };
 
-
             return await InitiateCommandAndWaitForSuccess("lockDoor", reqObj);
         }
 
+
+        /// <summary>
+        /// Fails when the hotspot is off...
+        /// Note: the app uses diagnotics that also fail when the hotpot is off
+        /// </summary>
+        /// <returns></returns>
+        public async Task<HotspotInfo> GetHotspotInfo()
+        {
+            var resp = await InitiateCommandAndWait("getHotspotInfo", null);
+            return resp.Body.HotspotInfo;
+        }
+
+
+        /// <summary>
+        /// Send a turn-by-turn destination to the vehicle
+        /// Requires both coordinates and address info
+        /// Vehicle may not respond if turned off or may take a very long time to respond
+        /// </summary>
+        /// <param name="destination"></param>
+        /// <returns></returns>
+        public async Task<bool> SendTBTRoute(TbtDestination destination)
+        {
+            var reqObj = new JObject()
+            {
+                ["tbtDestination"] = new JObject(destination)
+            };
+
+            return await InitiateCommandAndWaitForSuccess("sendTBTRoute", reqObj);
+        }
+
+
         /// <summary>
         /// Unlock the active vehicles's doors and wait for completion
         /// Privileged Command
@@ -76,10 +110,12 @@ namespace GM.Api
         /// <returns>True or false for success</returns>
         public async Task<bool> UnlockDoor()
         {
-
             var reqObj = new JObject()
             {
-                ["delay"] = 0
+                ["unlockDoorRequest"] = new JObject()
+                {
+                    ["delay"] = 0
+                }
             };
 
             return await InitiateCommandAndWaitForSuccess("unlockDoor", reqObj);
@@ -113,15 +149,19 @@ namespace GM.Api
         /// <returns>True or false for success</returns>
         public async Task<bool> Alert()
         {
+
+
             var reqObj = new JObject()
             {
-                ["action"] = new JArray() { "Honk", "Flash" },
-                ["delay"] = 0,
-                ["duration"] = 1,
-                ["override"] = new JArray() { "DoorOpen", "IgnitionOn" }
+                ["alertRequest"] = new JObject()
+                {
+                    ["action"] = new JArray() { "Honk", "Flash" },
+                    ["delay"] = 0,
+                    ["duration"] = 1,
+                    ["override"] = new JArray() { "DoorOpen", "IgnitionOn" }
+                }
             };
 
-
             return await InitiateCommandAndWaitForSuccess("alert", reqObj);
         }
 
diff --git a/GM.Api/Models/CommandResponse.cs b/GM.Api/Models/CommandResponse.cs
index fe7f8e7..472ea7b 100644
--- a/GM.Api/Models/CommandResponse.cs
+++ b/GM.Api/Models/CommandResponse.cs
@@ -54,7 +54,7 @@ namespace GM.Api.Models
         public string Type { get; set; }
 
         /// <summary>
-        /// Response boldy for commands that include a response (e.g. diagnostics, location)
+        /// Response body for commands that include a response (e.g. diagnostics, location)
         /// </summary>
         [JsonProperty("body")]
         public ResponseBody Body { get; set; }
@@ -62,4 +62,32 @@ namespace GM.Api.Models
     }
 
 
+
+    /// <summary>
+    /// Response Body
+    /// Note: this only contains a diagnostic response. there are likely others.
+    /// </summary>
+    public class ResponseBody
+    {
+        /// <summary>
+        /// Populated for diagnostics command
+        /// </summary>
+        [JsonProperty("diagnosticResponse")]
+        public DiagnosticResponse[] DiagnosticResponse { get; set; }
+
+        /// <summary>
+        /// populated for location command
+        /// </summary>
+        [JsonProperty("location")]
+        public Location Location { get; set; }
+
+        /// <summary>
+        /// placeholder - not yet tested
+        /// </summary>
+        [JsonProperty("hotspotInfo")]
+        public HotspotInfo HotspotInfo { get; set; }
+
+    }
+
+
 }
diff --git a/GM.Api/Models/Diagnostic.cs b/GM.Api/Models/Diagnostic.cs
index e61edf8..32768b0 100644
--- a/GM.Api/Models/Diagnostic.cs
+++ b/GM.Api/Models/Diagnostic.cs
@@ -6,16 +6,6 @@ using Newtonsoft.Json;
 
 namespace GM.Api.Models
 {
-    /// <summary>
-    /// Response Body
-    /// Note: this only contains a diagnostic response. there are likely others.
-    /// </summary>
-    public class ResponseBody
-    {
-        [JsonProperty("diagnosticResponse")]
-        public DiagnosticResponse[] DiagnosticResponse { get; set; }
-    }
-
     public class DiagnosticResponse
     {
         [JsonProperty("name")]
diff --git a/GM.Api/Models/HotspotInfo.cs b/GM.Api/Models/HotspotInfo.cs
new file mode 100644
index 0000000..631e59f
--- /dev/null
+++ b/GM.Api/Models/HotspotInfo.cs
@@ -0,0 +1,13 @@
+using System;
+using System.Collections.Generic;
+using System.Text;
+
+namespace GM.Api.Models
+{
+    /// <summary>
+    /// Placeholder
+    /// </summary>
+    public class HotspotInfo
+    {
+    }
+}
diff --git a/GM.Api/Models/Location.cs b/GM.Api/Models/Location.cs
new file mode 100644
index 0000000..7806823
--- /dev/null
+++ b/GM.Api/Models/Location.cs
@@ -0,0 +1,16 @@
+using Newtonsoft.Json;
+using System;
+using System.Collections.Generic;
+using System.Text;
+
+namespace GM.Api.Models
+{
+    public class Location
+    {
+        [JsonProperty("lat")]
+        public float? Latitude { get; set; }
+
+        [JsonProperty("long")]
+        public float? Longitude { get; set; }
+    }
+}
diff --git a/GM.Api/Models/TbtDestination.cs b/GM.Api/Models/TbtDestination.cs
new file mode 100644
index 0000000..aa49ba7
--- /dev/null
+++ b/GM.Api/Models/TbtDestination.cs
@@ -0,0 +1,68 @@
+using Newtonsoft.Json;
+using System;
+using System.Collections.Generic;
+using System.Text;
+
+namespace GM.Api.Models
+{
+
+    public class TbtDestination
+    {
+        [JsonProperty("additionalDestinationInfo")]
+        public AdditionalDestinationInfo AdditionalDestinationInfo { get; set; }
+
+        [JsonProperty("destinationLocation")]
+        public Location DestinationLocation { get; set; }
+    }
+
+    public class AdditionalDestinationInfo
+    {
+        [JsonProperty("destinationAddress")]
+        public DestinationAddress DestinationAddress { get; set; }
+
+        [JsonProperty("destinationType")]
+        public string DestinationType { get; set; }
+    }
+
+    public class DestinationAddress
+    {
+        [JsonProperty("city")]
+        public string City { get; set; }
+
+        [JsonProperty("country")]
+        public string Country { get; set; }
+
+        [JsonProperty("state")]
+        public string State { get; set; }
+
+        [JsonProperty("street")]
+        public string Street { get; set; }
+
+        [JsonProperty("streetNo")]
+        public string StreetNo { get; set; }
+
+        [JsonProperty("zipCode")]
+        public string ZipCode { get; set; }
+    }
+
+    public class DestinationLocation
+    {
+        public void SetLatitude(float value)
+        {
+            Latitude = value.ToString("###.#####");
+        }
+
+        public void SetLongitude(float value)
+        {
+            Longitude = value.ToString("###.#####");
+        }
+
+        [JsonProperty("lat")]
+        public string Latitude { get; set; }
+
+        [JsonProperty("long")]
+        public string Longitude { get; set; }
+    }
+
+
+}
diff --git a/GM.WindowsUI/MainWindow.xaml.cs b/GM.WindowsUI/MainWindow.xaml.cs
index de4a7d2..20c1b7d 100644
--- a/GM.WindowsUI/MainWindow.xaml.cs
+++ b/GM.WindowsUI/MainWindow.xaml.cs
@@ -246,7 +246,7 @@ namespace GM.WindowsUI
             grpActions.IsEnabled = false;
             btnLogin.IsEnabled = false;
             lblStatus.Content = "Locking (Please wait)";
-            var success = await _client.LockDoor(txtPin.Password);
+            var success = await _client.LockDoor();
             if (success)
             {
                 lblStatus.Content = "Locked Successfully";
@@ -266,7 +266,7 @@ namespace GM.WindowsUI
             grpActions.IsEnabled = false;
             btnLogin.IsEnabled = false;
             lblStatus.Content = "Unlocking (Please wait)";
-            var success = await _client.UnlockDoor(txtPin.Password);
+            var success = await _client.UnlockDoor();
             if (success)
             {
                 lblStatus.Content = "Unlocked Successfully";
@@ -285,7 +285,7 @@ namespace GM.WindowsUI
             grpActions.IsEnabled = false;
             btnLogin.IsEnabled = false;
             lblStatus.Content = "Starting (Please wait)";
-            var success = await _client.Start(txtPin.Password);
+            var success = await _client.Start();
             if (success)
             {
                 lblStatus.Content = "Started Successfully";
@@ -304,7 +304,7 @@ namespace GM.WindowsUI
             grpActions.IsEnabled = false;
             btnLogin.IsEnabled = false;
             lblStatus.Content = "Stopping (Please wait)";
-            var success = await _client.CancelStart(txtPin.Password);
+            var success = await _client.CancelStart();
             if (success)
             {
                 lblStatus.Content = "Stopped Successfully";
@@ -323,7 +323,7 @@ namespace GM.WindowsUI
             grpActions.IsEnabled = false;
             btnLogin.IsEnabled = false;
             lblStatus.Content = "Alarming (Please wait)";
-            var success = await _client.Alert(txtPin.Password);
+            var success = await _client.Alert();
             if (success)
             {
                 lblStatus.Content = "Alarmed Successfully";
@@ -342,7 +342,7 @@ namespace GM.WindowsUI
             grpActions.IsEnabled = false;
             btnLogin.IsEnabled = false;
             lblStatus.Content = "Stopping Alarm (Please wait)";
-            var success = await _client.CancelAlert(txtPin.Password);
+            var success = await _client.CancelAlert();
             if (success)
             {
                 lblStatus.Content = "Alarmed Stopped Successfully";