How Do I Cancel Dte? Please call 800-477-4747 to reach customer service. Try contacting a representative for an answer. Your account number and customer information should be provided. You can cancel your service by making a Request for Cancellation. You will need to ask for a confirmation email.Is DTE gas or electric?
DTE Energy (formerly Detroit Edison until 1996) is a Detroit-based diversified energy company involved in the development and management of energy-related businesses and services in the United States and Canada.Its operating units include an electric utility serving 2.2 million customers and a natural gas utility serving 1.3 million customers in Michigan.