Dorman 923-248 Center High Mount Stop Light

OE-Style Third Brake Light for CTS

This Dorman center high mount stop light is a direct replacement for the factory third brake light on select Cadillac CTS models. It is reverse-engineered to match the original look, fit, and function, with LED illumination and a red lens for a clean OE-style appearance.

• Fits 2008-2013 Cadillac CTS, N/A
• Part number 923-248 for easy identification
• LED bulb type with bulbs included
• Red plastic lens matches the original style
• Wiring harness included for a cleaner replacement process
• Package contents: 1 third brake lamp assembly

Detailed Product Overview

Built for the center high mount stop light position, this Dorman 923-248 assembly is made for Cadillac CTS owners who need a replacement third brake lamp that follows the factory layout. The plastic housing and red lens are matched to the original design, while the LED bulb setup supports consistent rear brake light visibility. If you are replacing a damaged, dim, or non-functioning third brake light on a 2008-2013 Cadillac CTS, this assembly provides a straightforward OE-style solution.

This part cross-references GM OE (e.g., 20818938) for the same application.

Common Problems This Part Can Address

• Cracked or broken third brake light lens
• Brake lamp failure caused by worn internal lighting components
• Water intrusion or housing damage at the rear roof-mounted stop light
• Dim, intermittent, or non-working center high mount stop light output
• Need for a replacement that matches the original Cadillac CTS rear lighting layout

Installation Notes and Tips

Verify vehicle year and trim before ordering to confirm 2008-2013 Cadillac CTS application. The wiring harness is included, which helps simplify electrical connection during replacement. Mounting hardware is not included, so reuse existing hardware if serviceable or source the correct fasteners separately. Confirm the connector style and lamp opening match the original unit before installation.

Quality Assurance

Dorman reverse-engineers this replacement to match the stock center high mount stop light on specific vehicles, helping maintain original fit and function on the Cadillac CTS. Part number 923-248 is built as an OE-style replacement for direct application use.