Where is the choke relay located on a 87 Chevy caprice?
yes
The carburetor has an electric choke that is possibly shorted.
Yes
Any door from a 1977-79 Caprice/Impala would fit (assuming it's a similar bodystyle)
Either a 305 or 350 V8
Yes
Any other grille from a 1977-79 Caprice/Impala would be a good fit
choke not working
Doors from a 1977-79 Caprice or Impala would be interchangeable.
1977-79 Caprice Coupe were the only years for the squared off rear window.
Inside the carburetor, where the gas line connects.