Go to the front door or side door and use The key to cycle through opening and closing two or three times, allowing plenty of time for the system to respond. End the sequence in the closed position. Now go to the back hatch and try to open it with the key. 

Jim

On Dec 4, 2011, at 9:18 AM, craig cowan <phishman068@GMAIL.COM> wrote:

> My new van has power locks ('90) and they had been working great. For
> whatever reason yesterday the rear tailgate was closed and cannot be
> reopened. I don't believe it's closed/latched entirely. Even with the key
> in the lock (which is necessary to open power locked rear tailgate), still
> nothing.
> The button is "pushed in" and won't pop back out.
> 
> Any suggestions?
> 
> -Craig