diff --git a/src/features/lightspeed/errors.ts b/src/features/lightspeed/errors.ts
index a1f411a0c..992d6fd1c 100644
--- a/src/features/lightspeed/errors.ts
+++ b/src/features/lightspeed/errors.ts
@@ -184,11 +184,18 @@ ERRORS.addError(
     "Could not find an API Key for IBM watsonx Code Assistant. Please contact your administrator.",
   ),
 );
+ERRORS.addError(
+  403,
+  new Error(
+    "error__no_default_model_id",
+    "Ansible Lightspeed does not have a model configured. Contact your Ansible administrator to configure a model, or specify a model in your Ansible extension settings under Lightspeed: Model Id Override.",
+  ),
+);
 ERRORS.addError(
   403,
   new Error(
     "error__wca_model_id_not_found",
-    "Could not find a Model Id for IBM watsonx Code Assistant. Please contact your administrator.",
+    "Your organization does not have an IBM watsonx Code Assistant model configured. Contact your Red Hat organization administrator to configure a model, or specify a model in your Ansible extension settings under Lightspeed: Model Id Override.",
   ),
 );
 ERRORS.addError(
diff --git a/test/units/lightspeed/handleApiError.test.ts b/test/units/lightspeed/handleApiError.test.ts
index 3bcc53d43..e2f6aa178 100644
--- a/test/units/lightspeed/handleApiError.test.ts
+++ b/test/units/lightspeed/handleApiError.test.ts
@@ -269,6 +269,18 @@ describe("testing the error handling", () => {
     );
   });
 
+  it("err no default WCA Model Id found", () => {
+    const error = mapError(
+      createError(403, {
+        code: "error__no_default_model_id",
+      }),
+    );
+    assert.equal(
+      error.message,
+      "Ansible Lightspeed does not have a model configured. Contact your Ansible administrator to configure a model, or specify a model in your Ansible extension settings under Lightspeed: Model Id Override.",
+    );
+  });
+
   it("err WCA Model Id missing", () => {
     const error = mapError(
       createError(403, {
@@ -277,7 +289,7 @@ describe("testing the error handling", () => {
     );
     assert.equal(
       error.message,
-      "Could not find a Model Id for IBM watsonx Code Assistant. Please contact your administrator.",
+      "Your organization does not have an IBM watsonx Code Assistant model configured. Contact your Red Hat organization administrator to configure a model, or specify a model in your Ansible extension settings under Lightspeed: Model Id Override.",
     );
   });