I had this problem with an intermittent brake light. I topped up the brake fluid and it solved it. 

Gil Ngai

Sent from my iPhone

> On May 7, 2021, at 2:19 PM, Eric Caron <ericcaron96@comcast.net> wrote:
> 
> Hi folks,
> 
> We have not solved this one yet.  Looking for some ideas.  ]
> 
> We did some work to resolve but still happening.
> 
> Issue,
> 
> Dash brake light works correctly in Park and neutral.
> 
> Light off unless pull up on emergency handle. 
> 
> Now problem is that with emergency brake off the light comes on when auto trans is in Revers, Drive, 1 or 2.
> 
> We replaced the button on the emergency brake.  This helped get light to work correctly in park and neutral.
> 
> I received new parts from GW today and with friends help we replaced the wiper and the other part it goes with. 
> 
> Put back together and no change. 
> Also did this with aux battery disconnected hoping to rule out any issues there.
> 
> So, when I have a friend with a volt meeter where might I start to problem solve?  Or what did we not clean that we should have?  What ground can I check?
> 
> Help appreciated.
> 
> Eric Caron 
> 85 GL Auto