Dorman 926-338 Seat Back Frame Insulator

Overview of Dorman Seat Back Frame Insulator 926-338

The Dorman 926-338 seat back frame insulator is designed to provide reliable support and insulation for the seat back frame in select Chevrolet and GMC trucks. This black plastic component is engineered to fit specific models, ensuring proper fit and function.

• Color: Black
• Material: Durable plastic construction
• Dimensions: 4.3 inches length by 1.9 inches width
• Package includes: 1 seat back bracket
• Compatible with Chevrolet and GMC truck models

Product Details and Specifications

The Dorman seat back frame insulator (part number 926-338) is manufactured from sturdy plastic to withstand the rigors of daily use. Measuring 4.3 inches in length and 1.9 inches in width, this component is designed to fit precisely within the seat back assembly. Its black finish matches the interior components of Chevrolet Sierra and Silverado trucks as well as GMC Sierra models, maintaining a consistent appearance.

Compatible Vehicles and Applications

This seat back frame insulator is compatible with the following vehicles:

• Chevrolet Sierra 1500
• Chevrolet Sierra 2500 HD
• Chevrolet Sierra 3500 HD
• Chevrolet Silverado 1500
• Chevrolet Silverado 2500
• Chevrolet Silverado 2500 HD
• Chevrolet Silverado 3500 HD
• GMC Sierra 1500
• GMC Sierra 2500 HD
• GMC Sierra 3500 HD

Common Issues Addressed by This Part

• Worn or damaged seat back frame insulation causing rattling or noise
• Cracked or broken plastic components in the seat back assembly
• Loose or unstable seat back support affecting seat comfort
• Replacement of missing or deteriorated seat back brackets
• Restoring proper seat back frame alignment and support

Installation Notes and Tips

Installation of the Dorman 926-338 seat back frame insulator requires removal of the seat back panel to access the frame. Ensure the vehicle is parked on a level surface and the seat is in a position that allows easy access. This part does not include installation hardware, so retain original fasteners or acquire appropriate replacements. Verify fitment with your specific Chevrolet or GMC model before installation.

Quality Assurance and Warranty

Dorman parts are manufactured to meet or exceed OEM standards for fit, form, and function. The 926-338 seat back frame insulator undergoes quality checks to ensure durability and performance. Warranty coverage details can be obtained from the manufacturer or authorized distributors.