Dorman 923-103 Interior Door Light - Front Left or Rear Left

Reliable Interior Door Light for Select GM Vehicles

The Dorman 923-103 interior door light provides consistent illumination for the interior door panels of various Cadillac, Chevrolet, GMC, and Hummer models. Designed to operate on a 12-volt system, this replacement light ensures proper visibility inside your vehicle's cabin.

• Operates at 12 volts with a 4-watt incandescent bulb
• Includes one white combination lighting bulb
• Durable plastic housing and lens for long-lasting use
• Bulbs included for immediate installation
• No installation hardware required for a straightforward replacement

Product Details and Specifications

The Dorman 923-103 interior door light features a single incandescent bulb with a wattage of 4, providing adequate brightness for interior door illumination. The bulb is a combination lighting type with a white color output, designed to match the original equipment lighting characteristics. The housing and lens are constructed from plastic, offering durability while maintaining a lightweight design. This part does not require additional installation hardware, simplifying the replacement process. It is compatible with a range of GM vehicles including Cadillac Escalade, Chevrolet Silverado 1500, GMC Sierra 2500 HD, and Hummer H2 models.

Compatible Vehicles and Applications

• Cadillac Escalade, Escalade ESV, Escalade EXT
• Chevrolet Avalanche 1500, Avalanche 2500, Silverado 1500, Silverado 2500 HD
• GMC Sierra 1500, Sierra 2500 HD, Sierra 3500, Yukon XL 1500
• Hummer H2
• Other GM trucks and SUVs including C1500, K1500, Suburban 1500, Tahoe

Common Issues Addressed by This Interior Door Light

• Burned out or dim interior door lighting
• Cracked or damaged plastic lens or housing
• Non-functioning door reflect light affecting cabin visibility
• Replacement for faded or discolored bulbs
• Restoring original interior lighting performance

Installation Notes and Tips

Installation of the Dorman 923-103 interior door light is straightforward and does not require additional hardware. Simply remove the existing door light assembly, disconnect the old bulb, and replace it with the included bulb and housing. Ensure the vehicle’s electrical system is off before installation to avoid electrical shorts. This part is designed to be a direct replacement for the original equipment on compatible Cadillac, Chevrolet, GMC, and Hummer models.

Quality Assurance and Warranty

Dorman parts are manufactured to meet or exceed OEM standards for fit, form, and function. The 923-103 interior door light is backed by Dorman’s quality assurance processes to ensure reliable performance. Please refer to Dorman’s official warranty policy for specific coverage details.