DWP Customers Waiting For Refunds Will Have To Keep Waiting Posted on September 17, 2016 by Los Angeles 1 Los Angeles Los Angeles News & Search 1 News - 1 eMovies - 1 eMusic - 1 eBooks - 1 Search Search for: A computer glitch caused the DWP to over charge thousands of customers, but the refund process is taking months. Dave Lopez reports. 1 Los Angeles Los Angeles News & Search 1 News - 1 eMovies - 1 eMusic - 1 eBooks - 1 Search Search for: