GMC Sierra Brake Light Stay On

I Went Out To My Truck One Night And The Two Taillight Assembly Brake Lights Were On, And They Won't Go Off Unless Both Battery Grounds...

This Just Started Today. Still Has Original Bulbs And Nothing Has Been Tinkered With. Light Stays On Constantly And I Don't Know How To Get...

The Truck Sputters While I'm Driving It, Almost Like Fuel Isn't Running Properly. My Foot Will Have Pressure On The Gas Peddle And It...

With The Key Off The Brake Lights Operate Properly, With The Key On Or Engine Running The Brake Lights Stay On.

1995 Gmc Sierra V8 Four Wheel Drive Manual The Brake Lights On My Dad's Truck Stay On All The Time. We Have To Disconnect The Battery...