Find the perfect 4-pin trailer connector or wiring harness to help you haul your loads wherever you ... They can also be clamped tightly for a quick and snug assembly. CURT 4-Pin Flat Wiring Harness.

The Fix: You can visually check a bulb by looking for a broken filament, or by placing the leads of a multimeter set to ohms on the contacts to check for continuity.Prevent bulb burnout and prolong ...