Reeoutdoor Headlight Switch for 2003-2006 Chevy GMC Cadillac — Direct-Fit Replacement with Auto Headlight & Bench-Tested

Reeoutdoor's upgraded headlight switch is a direct-fit replacement for select 2003–2006 Chevrolet, GMC and Cadillac models, restoring full auto/headlight control with tested reliability.

This replacement headlight switch is designed to match factory fit and function for many early‑2000s GM trucks and SUVs. It replaces worn or faulty controls, includes the automatic headlight setting, and carries manufacturer cross-references like 19381535 and 15194803. Each unit is bench‑tested before shipping to help ensure straightforward installation and dependable operation.

How do I know this switch fits my vehicle?

Compatibility depends on the original part number and the vehicle model year. This switch is intended for several GM models from 2003 to 2007 but always verify the part you’re replacing matches one of the listed numbers.

• Fits: 2003–2006 Chevrolet Silverado 1500 and Avalanche models (1500/2500)
• Fits: 2003–2007 GMC Sierra and 2003–2006 Cadillac Escalade / Escalade ESV
• Cross-reference part numbers: 19381535, D1595G, 15194803, 1802-311218, 1S8489, 53-22773
• Confirm by comparing the plug shape and mounting points on your original switch

What functions and features does this replacement provide?

This unit restores standard headlight controls including the automatic setting, dash light dimming, and pull‑for‑fog function where applicable. It’s built to match the tactile feel and positions of the OEM switch so users get familiar operation immediately.

• Auto headlight mode for automatic on/off operation
• Standard rotary control for parking and headlight positions
• Pull or twist function compatibility for fog lights when equipped
• Factory-style plug for plug-and-play installation in most applications

How difficult is installation and what should I expect?

Installation is typically straightforward for anyone comfortable removing dash panels and disconnecting vehicle connectors. The switch is tested prior to shipping to reduce the chance of out-of-the-box issues, but basic hand tools and a few minutes of careful panel removal are usually required.

• No special programming required—matches factory wiring harness
• Expect to remove lower dash trim to access the mounting location
• Bench-tested to help ensure immediate operation after installation
• Contact Reeoutdoor support for fitment questions or troubleshooting

Who is this for? This upgraded headlight switch is for owners or technicians working on 2003–2007 GM trucks and SUVs who need a like-for-like replacement of a failing headlight control. It suits drivers who want OEM-style function without the cost of a dealer part, fleet maintenance shops replacing multiple units, and DIYers who prefer a tested component for reliable on-road performance. Reeoutdoor includes a three-month warranty and responsive customer service to help with compatibility or installation questions.