Help needed with finding block wiring diagram and wiring diagrams for 1984 Chevy Silverado with 305

[Mark C Haywood]

Help needed with finding block wiring diagram and wiring diagrams for 1984 Chevy Silverado with 305
The issue we have is wiring for the temp sender there are two wiring harness we believe but have only one sensor on the motor.

Thanks Mark

 

[C10MixMaster]

Help needed with finding block wiring diagram and wiring diagrams for 1984 Chevy Silverado with 305
The issue we have is wiring for the temp sender there are two wiring harness we believe but have only one sensor on the motor.

Thanks Mark

https://www.gmsquarebody.com/threads/1973-1991-service-manuals.14499/

 

[chengny]

Help needed with finding block wiring diagram and wiring diagrams for 1984 Chevy Silverado with 305
The issue we have is wiring for the temp sender there are two wiring harness we believe but have only one sensor on the motor.

Thanks Mark

One (2 leads) is dedicated for the ECM. The other (a single dark GRN) drives the temperature indicator on the instrument panel.