It would help if you asked a question or described symptoms instead of
being so vague that changing the tire might be the correct answer.
If the brake lights do not work on Chevy Venture van 2000, try to disconnect the brake switch. Then short the two contacts of the connector to check if the brake lights are now working.
RH T/LP and LH T/LP
On The rear if you have drums
How do you change rear brake drum on a 2004 Chevy Venture?
How bleeding brake .01 chevy venture. Master cylinder replace
In my venture ther is a switch on the overhead console that disables the inside lights.
there is a switch on the ceiling of the van
all brake light switches are connected to the brake pedal --- any car or truck or van
215/70r15
owners manuel
Where's the fuse situated for brake lights on a Peugeot partner 1998
Your back light switch is stuck or out of adjustment. In most cases it will be located some where along the shifting linkage.