diff --git a/core/src/global/config.ts b/core/src/global/config.ts
index 44c2d21fa4..37b994351f 100644
--- a/core/src/global/config.ts
+++ b/core/src/global/config.ts
@@ -1,52 +1,4 @@
-import { Mode } from '../interface';
-
-export interface IonicConfig {
-  /**
-   * The mode determines which platform styles to use.
-   * Possible values are: `"ios"` or `"md"`.
-   */
-  mode?: Mode;
-  persistConfig?: boolean;
-
-  inputShims?: boolean;
-  backButtonIcon?: string;
-  backButtonText?: string;
-  spinner?: string;
-  loadingSpinner?: string;
-  menuIcon?: string;
-  animated?: boolean;
-  pickerSpinner?: string;
-  refreshingIcon?: string;
-  refreshingSpinner?: string;
-  menuType?: string;
-  scrollPadding?: string;
-  inputBlurring?: string;
-  scrollAssist?: boolean;
-  hideCaretOnScroll?: string;
-  infiniteLoadingSpinner?: string;
-  keyboardHeight?: number;
-  swipeBackEnabled?: boolean;
-
-  tabbarPlacement?: string;
-  tabbarLayout?: string;
-  tabbarHighlight?: boolean;
-
-  actionSheetEnter?: string;
-  alertEnter?: string;
-  loadingEnter?: string;
-  modalEnter?: string;
-  popoverEnter?: string;
-  toastEnter?: string;
-  pickerEnter?: string;
-
-  actionSheetLeave?: string;
-  alertLeave?: string;
-  loadingLeave?: string;
-  modalLeave?: string;
-  popoverLeave?: string;
-  toastLeave?: string;
-  pickerLeave?: string;
-}
+import { IonicConfig } from '../interface';
 
 export class Config {
 
@@ -81,3 +33,43 @@ export class Config {
     this.m.set(key, value);
   }
 }
+
+const IONIC_PREFIX = 'ionic:';
+const IONIC_SESSION_KEY = 'ionic-persist-config';
+
+export function configFromSession(): any {
+  try {
+    const configStr = window.sessionStorage.getItem(IONIC_SESSION_KEY);
+    return configStr !== null ? JSON.parse(configStr) : {};
+  } catch {
+    return {};
+  }
+}
+
+export function saveConfig(config: any) {
+  try {
+    window.sessionStorage.setItem(IONIC_SESSION_KEY, JSON.stringify(config));
+  } catch {
+    return;
+  }
+}
+
+export function configFromURL() {
+  const config: any = {};
+  const win = window;
+  win.location.search.slice(1)
+    .split('&')
+    .map(entry => entry.split('='))
+    .map(([key, value]) => [decodeURIComponent(key), decodeURIComponent(value)])
+    .filter(([key]) => startsWith(key, IONIC_PREFIX))
+    .map(([key, value]) => [key.slice(IONIC_PREFIX.length), value])
+    .forEach(([key, value]) => {
+      config[key] = value;
+    });
+
+  return config;
+}
+
+function startsWith(input: string, search: string): boolean {
+  return input.substr(0, search.length) === search;
+}
diff --git a/core/src/global/ionic-global.ts b/core/src/global/ionic-global.ts
index e2034576e3..1858e2b140 100644
--- a/core/src/global/ionic-global.ts
+++ b/core/src/global/ionic-global.ts
@@ -1,9 +1,8 @@
 import 'ionicons';
 
-import { configFromSession, configFromURL, saveConfig } from '../utils/config';
 import { isPlatform, setupPlatforms } from '../utils/platform';
 
-import { Config } from './config';
+import { Config, configFromSession, configFromURL, saveConfig } from './config';
 
 const win = window;
 const Ionic = (win as any)['Ionic'] = (win as any)['Ionic'] || {};
diff --git a/core/src/index.ts b/core/src/index.ts
index 08bb5550e5..c8883f2599 100644
--- a/core/src/index.ts
+++ b/core/src/index.ts
@@ -9,8 +9,5 @@ export const enum ViewLifecycle {
 }
 
 // util functions
-export * from './utils/helpers';
-export * from './utils/haptic';
-export * from './utils/framework-delegate';
 export * from './utils/platform';
 export * from './utils/config';
diff --git a/core/src/interface.d.ts b/core/src/interface.d.ts
index 27b889e25d..88bafe1816 100644
--- a/core/src/interface.d.ts
+++ b/core/src/interface.d.ts
@@ -44,6 +44,11 @@ export type BackButtonEvent = CustomEvent<{
   register(priority: number, handler: () => Promise<any> | void): void;
 }>
 
+export interface FrameworkDelegate {
+  attachViewToDom(container: any, component: any, propsOrDataObj?: any, cssClasses?: string[]): Promise<HTMLElement>;
+  removeViewFromDom(container: any, component: any): Promise<void>;
+}
+
 declare global {
   interface StencilGlobalHTMLAttributes {
     // for ion-menu and ion-split-pane
diff --git a/core/src/utils/config.ts b/core/src/utils/config.ts
index 3561c07278..34a56cca3a 100644
--- a/core/src/utils/config.ts
+++ b/core/src/utils/config.ts
@@ -1,4 +1,52 @@
-import { IonicConfig } from '../interface';
+import { Mode } from '../interface';
+
+export interface IonicConfig {
+  /**
+   * The mode determines which platform styles to use.
+   * Possible values are: `"ios"` or `"md"`.
+   */
+  mode?: Mode;
+  persistConfig?: boolean;
+
+  inputShims?: boolean;
+  backButtonIcon?: string;
+  backButtonText?: string;
+  spinner?: string;
+  loadingSpinner?: string;
+  menuIcon?: string;
+  animated?: boolean;
+  pickerSpinner?: string;
+  refreshingIcon?: string;
+  refreshingSpinner?: string;
+  menuType?: string;
+  scrollPadding?: string;
+  inputBlurring?: string;
+  scrollAssist?: boolean;
+  hideCaretOnScroll?: string;
+  infiniteLoadingSpinner?: string;
+  keyboardHeight?: number;
+  swipeBackEnabled?: boolean;
+
+  tabbarPlacement?: string;
+  tabbarLayout?: string;
+  tabbarHighlight?: boolean;
+
+  actionSheetEnter?: string;
+  alertEnter?: string;
+  loadingEnter?: string;
+  modalEnter?: string;
+  popoverEnter?: string;
+  toastEnter?: string;
+  pickerEnter?: string;
+
+  actionSheetLeave?: string;
+  alertLeave?: string;
+  loadingLeave?: string;
+  modalLeave?: string;
+  popoverLeave?: string;
+  toastLeave?: string;
+  pickerLeave?: string;
+}
 
 export function setupConfig(config: IonicConfig) {
   const win = window as any;
@@ -14,43 +62,3 @@ export function setupConfig(config: IonicConfig) {
   };
   return win.Ionic.config;
 }
-
-const IONIC_PREFIX = 'ionic:';
-const IONIC_SESSION_KEY = 'ionic-persist-config';
-
-export function configFromSession(): any {
-  try {
-    const configStr = window.sessionStorage.getItem(IONIC_SESSION_KEY);
-    return configStr !== null ? JSON.parse(configStr) : {};
-  } catch {
-    return {};
-  }
-}
-
-export function saveConfig(config: any) {
-  try {
-    window.sessionStorage.setItem(IONIC_SESSION_KEY, JSON.stringify(config));
-  } catch {
-    return;
-  }
-}
-
-export function configFromURL() {
-  const config: any = {};
-  const win = window;
-  win.location.search.slice(1)
-    .split('&')
-    .map(entry => entry.split('='))
-    .map(([key, value]) => [decodeURIComponent(key), decodeURIComponent(value)])
-    .filter(([key]) => startsWith(key, IONIC_PREFIX))
-    .map(([key, value]) => [key.slice(IONIC_PREFIX.length), value])
-    .forEach(([key, value]) => {
-      config[key] = value;
-    });
-
-  return config;
-}
-
-function startsWith(input: string, search: string): boolean {
-  return input.substr(0, search.length) === search;
-}
diff --git a/core/src/utils/framework-delegate.ts b/core/src/utils/framework-delegate.ts
index daf91c5031..05734dc36f 100644
--- a/core/src/utils/framework-delegate.ts
+++ b/core/src/utils/framework-delegate.ts
@@ -1,9 +1,4 @@
-import { ComponentRef } from '../interface';
-
-export interface FrameworkDelegate {
-  attachViewToDom(container: any, component: any, propsOrDataObj?: any, cssClasses?: string[]): Promise<HTMLElement>;
-  removeViewFromDom(container: any, component: any): Promise<void>;
-}
+import { ComponentRef, FrameworkDelegate } from '../interface';
 
 export async function attachComponent(
   delegate: FrameworkDelegate | undefined,