AG Manufacturing
Harbor Beach, MI

Provides value-added full services system design, development, manufacturing and testing of various electrical distribution systems for the automotive, heavy truck and other industries.  Products include:

  • Wiring and cable harnesses for various applications
  • Cavity and indoor vanity lighting assemblies
  • OE service and aftermarket electrical assemblies
  • Plastic molded electrical assemblies and connection systems

Manufacturing Processes

  • Component assembly
  • Wire harness assembly
  • Cut/strip/terminate/seal/weld
  • Injection molding and potting
  • Ultrasonic splice welding
  • Crimp force monitoring
  • Unit packaging and drop ship
  • Kitting


  • 53,500 Sq. Ft.
  • Designated HUBZone
  • ISO 9001 Certified
  • TS 16949 Certified

Product & Services

Wire harness assembly
Prototype and service parts
Dynamometer parts
Build to print specialist
Low and high volume orders
Connector specification
Design for manufacturability input
Routing and fastener design
Complete design ability from customer schematic
Product design and CAD support
Program management
Quality rework, sorting and inspection
Product validation/first article testing
Lighting assemblies
Aftermarket accessories
Repair and warranty kits
Specialty assemblies
Electronic control boxes
Electronic printed circuit cards and sub-assemblies
Military specific cable harnesses
Our Business Affiliations