Reverse Light Wiring Loom Harness (Automatic) Holden HQ HJ HX HZ - WK1004

Sorting out reverse light and start-in-gear issues in your classic Holden often comes down to the inhibitor wiring. Designed to suit Holden HQ, HJ, HX and HZ models fitted with Trimatic or Turbo 350/400 automatic transmissions, this Reverse Light Wiring Loom Harness integrates directly with the Neutral Safety Switch (inhibitor switch) mounted on the steering column or shifter assembly. By correctly linking the reverse light circuit and starter safety function, this loom ensures your reverse lights activate when they should — and that the vehicle only starts in Park or Neutral, just as Holden intended.Neutral Safety Switch Integration: Designed to work seamlessly with the factory inhibitor switch on column or floor-shift applications.Ensures Correct Starting Function: Prevents the vehicle from starting in gear by maintaining proper Park and Neutral safety operation.Reverse Light Activation Circuit: Provides reliable triggering of reverse lights when the transmission is placed in reverse.Correct Multi-Pin Plastic Plugs: Fitted with factory-style connectors to interface directly with the main dash harness.Integrated Reverse Light Globe & Socket: Supplied with the reverse light globe and socket for console-shifted models where applicable.Period-Correct Wire Colours: Uses factory-style green, purple and white wiring to match original Holden wiring diagrams.High-Conductivity Copper Core Wiring: Manufactured using automotive-grade copper for dependable electrical performance.Modern Heat-Resistant Insulation: Durable insulation materials improve longevity in under-dash and transmission tunnel environments.For owners wanting proper reverse light operation and reliable neutral safety function, the Reverse Light Wiring Loom Harness delivers factory-correct fitment with modern durability — keeping your Holden safe, compliant and operating exactly as it should.