[RESOLVIDO]
Ao selecionar um carro e clicar no botão "Avançar no agendamento", o ionic me retorna um erro que, aparentemente, meu código estando igual ao do instrutor, o erro persiste...
Runtime Error Uncaught (in promise): Error: No available storage method found. Error: No available storage method found. at http://localhost:8100/build/main.js:109664:25 at t.invoke (http://localhost:8100/build/polyfills.js:3:9094) at Object.onInvoke (http://localhost:8100/build/main.js:35839:37) at t.invoke (http://localhost:8100/build/polyfills.js:3:9045) at e.run (http://localhost:8100/build/polyfills.js:3:6481) at http://localhost:8100/build/polyfills.js:3:4583 at t.invokeTask (http://localhost:8100/build/polyfills.js:3:9723) at Object.onInvokeTask (http://localhost:8100/build/main.js:35830:37) at t.invokeTask (http://localhost:8100/build/polyfills.js:3:9659) at e.runTask (http://localhost:8100/build/polyfills.js:3:7083)