Truck Switch- Dash and Map Light Original 40-46

This under dash three position unit operates either the factory map light or dash cluster. Fits below left center of dash. The truck is punched for this at the factory. Chevrolet and Gmc

This part fits most 1940 1941 1942 1946 Trucks; exceptions may apply. Please read the complete description to see if this part fits your specific vehicle and application.