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Direct OEM Navistar Fit: Exact fit replacement for Navistar/International OEM numbers 2042616C91, 3566945C91, 2002877C91, and Truck-Lite 91253Y100.
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High-Impact Nylon Construction: Durable black nylon housing and lever resist cracking, impact damage, and mechanical failure over millions of cycles.
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18-Lamp Flashing Capacity: Drives up to 18 lamps in hazard mode (9 per side during turn signaling) for heavy-duty multi-trailer and vocational lighting demands.
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Smart Brake Override: Integrated logic automatically overrides the hazard function when the brake pedal is depressed for enhanced highway safety.
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Advanced Column Controls: Equipped with Flash-to-Pass and Lift-to-Dim features for comprehensive vehicle control.
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Plug-and-Play Installation: Includes a 22-wire harness with pre-terminated Packard connectors (12015345, 2973779, 12015344, 12015987, 12047781) for fast setup.
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Surpasses SAE Standards: Meets and exceeds SAE J589 (Turn Signal Switches) and SAE J910 (Hazard Warning Switches).
Truck-Lite 960Y100 Navistar Turn Signal Switch (Heavy-Duty Nylon Housing, Replaces 2042616C91 & 3566945C91)
Restore smooth, reliable directional signaling and hazard light operation to your International/Navistar commercial truck with the Truck-Lite 960Y100 OEM Replacement Turn Signal Switch Assembly. Engineered specifically as a direct drop-in replacement for Navistar part numbers 2042616C91, 3566945C91, and 2002877C91 (replaces legacy part 91253Y100), this heavy-duty column switch surpasses SAE J589 and SAE J910 standards for commercial turn and hazard signaling functions.
Built for rigorous fleet demands, the 960Y100 features an improved high-impact, lightweight black nylon housing and control handle that prevents premature component wear and lever breakage. It is capable of flashing up to 18 lamps simultaneously in hazard mode (9 lamps per side during turn signal operation) and includes a built-in brake override function that automatically cancels hazard flashing on brake light activation. Complete with integrated Flash-to-Pass and Lift-to-Dim options, this 22-wire harness assembly connects directly to factory Packard plug connectors for a seamless plug-and-play installation.