Dorman 963-405D Transmission Control Module Bolt

Dorman 963-405D Transmission Control Module Bolt

Dorman 963-405D is a nylon multi-purpose retainer built to match the function and versatility of the original equipment fastener. It is a practical replacement for worn, missing, or damaged body and hardware retainers on a wide range of GM, Cadillac, Jeep, Pontiac, Saturn, and Hummer applications.

Use this Dorman retainer when you need a direct-fit hardware solution for service work on Chevrolet Silverado, GMC Sierra, and related vehicles. The black nylon construction is made for dependable retention and long service life in everyday repair use.

• Nylon construction for lightweight, durable retention
• Black finish for an OE-style appearance
• Multi-purpose retainer with broad application coverage
• Matches the function of the original equipment retainer
• Fits a wide range of Chevrolet Silverado and GMC Sierra applications
• Part number 963-405D for easy identification

Detailed Product Overview

This Dorman 963-405D retainer is engineered as a replacement hardware piece for body, lighting, and trim retention points across many vehicle platforms. With a 0.67-inch head diameter, 0.14-inch shaft diameter, and 0.65-inch overall length, it provides the dimensions needed for common push-in and clip-style mounting locations. The nylon material helps maintain secure engagement while keeping the part lightweight and corrosion resistant.

Compatible With 1999-2016 Chevrolet Silverado and GMC Sierra applications, plus selected Cadillac Escalade, Chevrolet Colorado, GMC Canyon, Jeep Liberty, Saturn Relay, and other listed models. This part cross-references Anchor 9617 for the same application.

Common Uses

• Replacing broken or missing transmission control module bolt retainers
• Restoring secure attachment at body hardware and trim mounting points
• Repairing loose or damaged push-in style retainers
• Addressing rattles or panel movement caused by failed clips
• Servicing front, rear, lower, and wheelhouse attachment locations on listed vehicles

Installation Notes

Verify the required head, shaft, and overall dimensions before installation. Match the retainer style to the original mounting point and confirm vehicle-specific fitment by year, make, model, and position. For best results, inspect the surrounding panel or bracket for wear, elongation, or damage before installing the replacement retainer.

Quality Assurance

Constructed from quality materials and designed to deliver the same basic function as the original equipment retainer, Dorman 963-405D is built for consistent service life in automotive repair applications.