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Truck-Lite Manuals & User Guides

Truck-Lite specializes in advanced LED lighting, signal systems, and automotive electrical components for heavy-duty commercial vehicles, trucks, and trailers.

Tip: include the full model number printed on your Truck-Lite label for the best match.

About Truck-Lite manuals on Manuals.plus

Truck-Lite is a leading provider of advanced LED lighting, signal systems, and automotive electrical components designed specifically for commercial and heavy-duty vehicles.

Their extensive product lineup includes marker lights, backup alarms, reflectorized lamps, tail lamps, and wiring harnesses that enhance vehicle safety and visibility. Known for rugged durability, Truck-Lite products are engineered to withstand shock, vibration, moisture, and corrosion in demanding environments. Whether you are maintaining a semi-truck, fleet trailer, or snow plow, Truck-Lite provides reliable, high-performance solutions to keep your vehicles safely on the road and fully compliant with lighting regulations.

Truck-Lite manuals

Latest manuals from manuals+ curated for this brand.

Truck-Lite Snow Plow Light Kit (80900) Installation Guide

installation guide
Comprehensive installation instructions for the Truck-Lite Snow Plow Light Kit (Part Number 80900). Includes parts list, headlight adapter cross-reference, and detailed wiring procedures for various vehicle headlamp types.

Truck-Lite manuals from online retailers

Truck-Lite Model 21251R LED Marker Light User Manual

21251R • November 16, 2025
Comprehensive user manual for the Truck-Lite Model 21251R LED Marker Light, including installation, operation, maintenance, and specifications for heavy-duty and commercial vehicles.

Truck-Lite support FAQ

Common questions about manuals, registration, and support for this brand.

  • Where can I find installation manuals for Truck-Lite products?

    You can find installation instructions and user manuals here on Manuals.plus or by visiting the technical support section of the official Truck-Lite website.

  • Does Truck-Lite offer a warranty on their LED lighting?

    Yes, Truck-Lite stands behind its products with a comprehensive warranty. Coverage details, including multi-year and limited lifetime warranties on specific LED lighting products, can be found on their official warranty page.

  • How do I contact Truck-Lite customer service or technical support?

    You can reach Truck-Lite customer service via their toll-free number at 1-800-888-7095 or by submitting an inquiry through the contact form on their website.

  • What types of vehicles are Truck-Lite products designed for?

    Truck-Lite specializes in heavy-duty lighting and electrical components primarily for commercial trucks, trailers, snow plows, and fleet vehicles.