Please help identifty this connectors location

[e30-325]

its attached to the cluster wiring harness. i had the heater box out and cant figure out where it goes and now my tachometer doesnt work:

[steve68]

dosent it go in the back of the cluster?? or is that one bigger?

[e30-325]

theres three connectors that go to the back of the cluster: yellow, white and blue. this comes off of the wiring with the yellow cluster connector. it reaches to almost the passenger side of the heaterbox but i cannot find the plug for it. ill get another pic up in a min

[e30-325]

[e30-325]

im a dummy!

plugs into the back of the clock/obc! didnt fix my tach though haha