42857744 Genuine GM Front Headlamp Assembly For Cadillac XT4 2.0L L4

Description

The 42857744 is a genuine GM front headlamp assembly built to factory standards for the 2024–2025 Cadillac XT4 with the 2.0L L4 engine. The unit carries the correct connector, housing geometry, and optical layout to restore the vehicle to the same lighting performance it had when it rolled off the line.

Vehicle Compatibility

General Specifications

Product Features

The 42857744 is a genuine GM headlamp assembly that meets every factory requirement for the 2024–2025 Cadillac XT4:

• Manufactured by GM to match the original equipment specification for the 2024–2025 XT4
• Wiring connector matches the factory harness for a clean, no-modification install
• Optical housing geometry maintains the correct low and high beam projection angles
• Lens material meets GM standards for long-term clarity and resistance to yellowing
• Mounting structure aligns precisely with factory front end attachment points
• Internal components sealed to prevent moisture ingress and premature failure
• Headlamp aim adjustment points retained for proper post-installation alignment

Application Notes

The 42857744 is built for 2024–2025 Cadillac XT4 vehicles equipped with the factory 2.0L L4 engine and the original GM headlamp system. Verify the required side prior to ordering, as driver and passenger assemblies are separate parts with different part numbers.

Always verify part number, model year, and headlamp position before installation.