Yes, my switch is the T switch (per Van-Cafe that one was used from 89 on, though I recalled it being unique to 91 also). 

> On Aug 24, 2015, at 10:30 AM, Jim Felder <jim.felder@GMAIL.COM> wrote:
> 
> Remember there is a slight difference between the two years, 91 being
> unique. A 90 may work though.
> 
> Jim
> 
> On Sun, Aug 23, 2015 at 10:12 PM Alistair Bell <albell@shaw.ca> wrote:
> 
>> Sorry, misread post. I thought connectors to lights.
>> 
>> Alistair
>> 
>> 
>>> On Aug 23, 2015, at 8:09 PM, Alistair Bell <albell@SHAW.CA> wrote:
>>> 
>>> Jay brown sells them
>>> 
>>> 
>> https://sites.google.com/site/vanagonheadlightrelays/headlight-wiring-harnesses/h4-ceramic-socket-pigtails
>>> 
>>> Alistair
>>> 
>>> 
>>> 
>>>> On Aug 23, 2015, at 8:05 PM, KIM BRENNAN <kimbrennan@MAC.COM> wrote:
>>>> 
>>>> Looking for the headlight switch CONNECTOR (not the headlight switch)
>> for late model (90-91). 251 971 999C. Mine got a little crispy. A working
>> one with pigtails (aka cut out of a parts van) is acceptable. Didn’t see
>> the connector available at the online vendors.
>>>> 
>>>> I’ve worked my current one enough to get the headlight switch working
>> solidly again (was a bit intermittent) which should help me get past VA
>> safety inspection, but would prefer to get a nice replacement.
>>>> 
>>>> (I thought I had relays on the headlights in this van, which would have
>> prevented this type of thing, but apparently I was confused with one of the
>> other 3 vans….)
>>