1969 mustang instrument cluster wiring diagram wiring diagram is a simplified within acceptable limits pictorial representation of an electrical circuitit shows the components of the circuit as simplified shapes and the capability and signal contacts along with the devices. 1969 ford mustang color wiring diagram rating required name required email required review subject required comments required sku 1969formus17 upc 734872563317 availability normally ships same next business day weight 047 lbs shipping calculated at checkout current stock