
When installing the ECHOMASTER CL-RPM Wiring Harness for Cargo Lighting in your Promaster City or Promaster van, matching the correct P-HARRBx roof bow harness to each STL40489-2 light is crucial. Consult the ECHOMASTER CL-RPM Wiring Harness instruction manual. Specifically, page 10 contains a diagram that clearly illustrates the proper connections. Carefully review this diagram to ensure you connect the correct P-HARRBx harness to each roof bow. Following the manual's guidance precisely will ensure your cargo lighting system functions correctly.


