Dorman 42144 Headlight Adjusting Screw

Reliable Headlight Adjusting Screw for Select GM Trucks and SUVs

The Dorman 42144 headlight adjusting screw is designed specifically for sealed beam headlights on various Cadillac, Chevrolet, and GMC models. This adjustable screw ensures precise headlight alignment, improving nighttime visibility and safety.

• Constructed with durable metal and plastic materials for long-lasting performance
• Adjustable design allows for accurate headlight beam positioning
• Compatible with sealed beam headlight types
• Screw-on attachment method for secure installation
• Includes 2 pins and bracket for proper fitment

Product Details and Compatibility

The Dorman 42144 headlight adjusting screw is engineered for specific fitment on select GM vehicles, including Cadillac Escalade, Chevrolet Blazer, C1500, C1500 Suburban, C2500, C2500 Suburban, C3500, K1500, K1500 Suburban, K2500, K2500 Suburban, K3500, Tahoe, and GMC Yukon models. This part is designed for sealed beam headlights and features a combination of metal and plastic components to provide durability and reliable adjustment capability. The screw-on attachment method ensures a secure fit without the need for additional installation hardware, although the package includes 2 pins and a bracket to facilitate proper mounting.

Common Applications and Issues Addressed

• Corrects misaligned or improperly aimed sealed beam headlights
• Replaces worn or damaged headlight adjusting screws
• Restores proper headlight beam height and direction for improved road visibility
• Helps eliminate uneven or scattered headlight beams
• Supports maintenance of vehicle lighting compliance and safety standards

Installation Notes and Tips

Installation of the Dorman 42144 headlight adjusting screw requires removal of the headlight bezel or assembly to access the adjustment points. The screw-on design allows for straightforward replacement without specialized tools. It is recommended to adjust headlights on a level surface and verify beam alignment according to manufacturer specifications after installation. Note that installation hardware is not included beyond the supplied pins and bracket, so retain any original fasteners if possible.

Quality Assurance and Warranty

Dorman parts are manufactured to meet or exceed OEM standards for fit, form, and function. The 42144 headlight adjusting screw undergoes quality checks to ensure durability and reliable performance in demanding automotive environments. While specific warranty details may vary, Dorman typically offers limited warranties covering defects in material and workmanship to provide confidence in product reliability.