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

Interior Door Light for OE-Style Replacement

This Dorman interior door light is built to match the fit and function of the original lamp on select GM and Cadillac trucks and SUVs. It uses a 12-volt incandescent design with a white bulb color and plastic housing and lens for a direct replacement on the specified front left and rear left door locations.

• Direct-fit interior door light for specified vehicles
• 12V incandescent lighting with white output
• Bulb included; 4-watt design
• Plastic housing and plastic lens
• No installation hardware required
• OE-style replacement for front left and rear left applications

Fitment and Application Details

Compatible with a wide range of Chevrolet, GMC, Cadillac, and Hummer models, this Dorman 923-103 interior door light is used in vehicles such as the Chevrolet Silverado 1500, GMC Sierra 1500, Cadillac Escalade, and Hummer H2. It is also a direct replacement for the original interior door reflector light on select vehicles equipped with the Comfort and Convenience Package. This part cross-references GM 15021517 for the same application.

• Fits 2003-2009 Hummer H2, front left
• Fits 2003-2009 Hummer H2, rear left
• Fits 2007 Chevrolet Silverado 1500 Classic, front left, w/Comfort and Convenience Package
• Fits 2007 Chevrolet Silverado 1500 HD Classic, front left, w/Comfort and Convenience Package
• Fits 2007 Chevrolet Silverado 2500 HD Classic, front left, w/Comfort and Convenience Package
• Fits 2007 Chevrolet Silverado 3500 Classic, front left, w/Comfort and Convenience Package
• Fits 2007 GMC Sierra 1500 Classic, front left, w/Comfort and Convenience Package
• Fits 2007 GMC Sierra 1500 HD Classic, front left, w/Comfort and Convenience Package
• Fits 2007 GMC Sierra 2500 HD Classic, front left, w/Comfort and Convenience Package
• Fits 2007 GMC Sierra 3500 Classic, front left, w/Comfort and Convenience Package
• Fits 2002-2006 Cadillac Escalade, front left, w/Comfort and Convenience Package
• Fits 2002-2006 Cadillac Escalade, rear left, w/Comfort and Convenience Package
• Fits 2003-2006 Cadillac Escalade ESV, front left, w/Comfort and Convenience Package
• Fits 2003-2006 Cadillac Escalade ESV, rear left, w/Comfort and Convenience Package
• Fits 2002-2006 Cadillac Escalade EXT, front left, w/Comfort and Convenience Package
• Fits 2002-2006 Cadillac Escalade EXT, rear left, w/Comfort and Convenience Package
• Fits 2002-2006 Chevrolet Avalanche 1500, front left, w/Comfort and Convenience Package
• Fits 2002-2006 Chevrolet Avalanche 1500, rear left, w/Comfort and Convenience Package
• Fits 2002-2006 Chevrolet Avalanche 2500, front left, w/Comfort and Convenience Package
• Fits 2002-2006 Chevrolet Avalanche 2500, rear left, w/Comfort and Convenience Package
• Fits 1999-2006 Chevrolet Silverado 1500, front left, w/Comfort and Convenience Package
• Fits 1999-2006 Chevrolet Silverado 1500, rear left, w/Comfort and Convenience Package
• Fits 2005-2006 Chevrolet Silverado 1500 HD, front left, w/Comfort and Convenience Package
• Fits 2005-2006 Chevrolet Silverado 1500 HD, rear left, w/Comfort and Convenience Package
• Fits 2001-2006 Chevrolet Silverado 2500 HD, front left, w/Comfort and Convenience Package
• Fits 2001-2006 Chevrolet Silverado 2500 HD, rear left, w/Comfort and Convenience Package
• Fits 2001-2006 GMC Sierra 3500, front left, w/Comfort and Convenience Package
• Fits 2001-2006 GMC Sierra 3500, rear left, w/Comfort and Convenience Package
• Fits 1995-2000 Chevrolet C1500, front left, w/Comfort and Convenience Package
• Fits 1995-2000 Chevrolet C1500, rear left, w/Comfort and Convenience Package
• Fits 1995-1999 Chevrolet K1500, front left, w/Comfort and Convenience Package
• Fits 1995-1999 Chevrolet K1500, rear left, w/Comfort and Convenience Package

Common Problems This Part Can Address

• Cracked or faded interior door light lens
• Dim, intermittent, or non-working door illumination
• Broken housing from age or repeated door use
• Missing or damaged OE reflector-style lamp assembly
• Restoration needs on Chevrolet Silverado and GMC Sierra interior trim

Installation Notes and Tips

Verify the vehicle year, make, model, and door position before ordering. This Dorman 923-103 replacement is designed for specified front left and rear left applications, and it installs without separate hardware. Confirm the vehicle is equipped with the Comfort and Convenience Package where noted, and match the original connector and lamp style before installation.

Quality Assurance

Dorman engineers this interior door light to match original fit and function while focusing on durability and reliable performance. The OE-style construction and included bulb support a straightforward replacement for worn or damaged interior door lighting on the listed applications.