TechPro GM1320502 Door Mirror Set - Left

OE-Style Left Door Mirror for Silverado and Sierra

Restore the driver-side mirror on your truck with this TechPro door mirror set, part number GM1320502. It is built for specific Chevrolet Silverado and GMC Sierra applications with factory-style precision, textured black finish, and signal-equipped functionality.

• Fits 2009-2013 Chevrolet Silverado 1500, left; w/o Appearance Pkg; memory; power-folding; w/signal; w/o auto-dimming; textured black; assembly
• Fits 2009-2013 Chevrolet Silverado 2500 HD, left; w/o Appearance Pkg; memory; power-folding; w/signal; w/o auto-dimming; textured black; assembly
• Fits 2009-2013 Chevrolet Silverado 3500 HD, left; w/o Appearance Pkg; memory; power-folding; w/signal; w/o auto-dimming; textured black; assembly
• Fits 2009-2013 GMC Sierra 1500, left; w/o Appearance Pkg; memory; power-folding; w/signal; w/o auto-dimming; textured black; assembly
• Fits 2009-2013 GMC Sierra 2500 HD, left; w/o Appearance Pkg; memory; power-folding; w/signal; w/o auto-dimming; textured black; assembly
• Fits 2009-2013 GMC Sierra 3500 HD, left; w/o Appearance Pkg; memory; power-folding; w/signal; w/o auto-dimming; textured black; assembly

Key Features

• Designed for vehicles without the appearance package
• Supports memory, power-folding, and signal functions
• Excludes auto-dimming configuration
• Textured black housing for an OE-style look
• Built with high-quality materials for durability and lasting performance
• Factory-style fit for straightforward replacement

Detailed Product Overview

TechPro GM1320502 is a left door mirror set for 2009-2013 Chevrolet Silverado 1500, Silverado 2500 HD, Silverado 3500 HD, and GMC Sierra 1500, Sierra 2500 HD, and Sierra 3500 HD models with the listed equipment package. This mirror assembly is intended for trucks with memory, power-folding, and signal features, while excluding appearance package and auto-dimming configurations. The textured black finish matches a practical OE-style replacement approach for Silverado and Sierra owners who need a direct-fit mirror assembly.

This part cross-references OEM number 20756892 for the same application. The part number GM1320502 is also useful when verifying the correct mirror assembly before ordering.

Common Problems This Part Addresses

• Broken or cracked driver-side mirror housing
• Loss of turn signal function in the mirror assembly
• Failure of power-folding mirror operation
• Damaged mirror assembly after impact or wear
• Mismatch from replacing a mirror with the wrong equipment package

Installation Notes and Tips

Confirm the vehicle has the exact mirror equipment listed before installation, including memory, power-folding, signal, and non-dimming configuration. This assembly is for the left side only and is not listed for appearance package applications. Verify connector and option match against the original mirror before replacing GM1320502 on Chevrolet Silverado and GMC Sierra trucks.

Quality Assurance

TechPro builds this mirror assembly with high-quality materials and factory-style precision to support durable, long-term use. The part is engineered as an OE-style replacement for the specified Silverado and Sierra applications.