Dorman 924-145 Door Check - Rear Left or Rear Right

Durable Door Check for Select GM Trucks and SUVs

The Dorman 924-145 door check is designed specifically for various Cadillac, Chevrolet, and GMC models. Engineered with steel and plastic components, this door check provides reliable door control and prevents overextension, ensuring smooth operation for your vehicle's doors.

• Length: 0.94 inches for precise fitment
• Width: 0.34 inches, compact design
• Constructed from durable steel and plastic materials
• Black color finish for a clean, factory look
• Specific fit for Cadillac Escalade, Chevrolet Silverado, GMC Sierra, and more
• No cutting required for installation
• Metal body material for enhanced strength
• Package includes one door check

Product Details and Compatibility

This Dorman door check (part number 924-145) is tailored for specific GM vehicles, including the Cadillac Escalade, Escalade ESV, Escalade EXT, Chevrolet Avalanche 1500 and 2500, Silverado 1500, 2500, and 3500 series, as well as GMC Sierra 1500, 2500, and 3500 models. It also fits Suburban 1500 and 2500, Tahoe, Yukon, and Yukon XL 1500 and 2500. The door check’s metal body and steel/plastic construction ensure durability and consistent performance under regular use.

Common Applications and Problem Resolution

• Prevents door from swinging open too far and causing damage
• Eliminates door sagging or misalignment issues
• Reduces wear on door hinges by controlling movement
• Improves door stability during entry and exit
• Restores factory door operation feel on Cadillac, Chevrolet, and GMC trucks and SUVs

Installation Notes and Tips

The Dorman 924-145 door check requires no cutting or modification for installation. It is designed for a direct replacement on compatible models. Installation hardware and instructions are not included, so having basic hand tools and vehicle-specific repair knowledge is recommended. Ensure the door is properly supported during replacement to avoid damage.

Quality Assurance and Warranty

Dorman parts are manufactured to meet or exceed OEM standards for fit, form, and function. The 924-145 door check is made from quality steel and plastic materials to provide long-lasting service. While installation hardware and instructions are not included, the part is backed by Dorman’s quality control processes. Please consult Dorman’s warranty policy for specific coverage details.