Dorman 13734 Keyless Entry Transmitter

Dorman 13734 Keyless Entry Remote

Replace a worn or missing key fob with this Dorman keyless entry transmitter. It matches the appearance and function of the original remote on specific GM applications and includes programming instructions so you can set it up yourself in minutes.

• Black housing with 3-button layout
• Battery included
• 30 ft control range
• Standard replacement design
• Plastic housing with no integrated key
• Includes programming instructions

Vehicle Fitment

• Fits 2003-2009 Chevrolet Trailblazer, N/A, w/RPO Code AU0 (Remote Entry); 3 Button
• Fits 2003-2006 Chevrolet Trailblazer EXT, N/A, w/RPO Code AU0 (Remote Entry); 3 Button
• Fits 2002 Chevrolet Trailblazer, N/A, Three-button keyless entry transmitter compatible with specific models.
• Fits 2002 Chevrolet Trailblazer EXT, N/A, Three-button keyless entry transmitter compatible with specific models.
• Fits 2003-2009 GMC Envoy, N/A, w/RPO Code AU0 (Remote Entry); 3 Button
• Fits 2003-2006 GMC Envoy XL, N/A, w/RPO Code AU0 (Remote Entry); 3 Button
• Fits 2002 GMC Envoy, N/A, Three-button keyless entry transmitter compatible with specific models.
• Fits 2002 GMC Envoy XL, N/A, Three-button keyless entry transmitter compatible with specific models.
• Fits 2004-2007 Buick Rainier, N/A, w/RPO Code AU0 (Remote Entry); 3 Button
• Fits 2003-2004 Oldsmobile Bravada, N/A, w/RPO Code AU0 (Remote Entry); 3 Button
• Fits 2002 Oldsmobile Bravada, N/A, Three-button keyless entry transmitter compatible with specific models.

Product Details

Dorman 13734 is a standard replacement keyless entry remote for select Chevrolet Trailblazer, GMC Envoy, Buick Rainier, and Oldsmobile Bravada models. It is built to match the original remote’s look and button layout for vehicles equipped with RPO code AU0 remote entry. This Dorman 13734 remote is a practical choice when the original fob is damaged, unresponsive, or no longer holds a reliable signal. This part cross-references TechSmart C02009 for the same application.

Common Uses

• Restores remote lock and unlock operation after the original fob stops working
• Replaces a cracked or worn keyless entry transmitter housing
• Addresses weak signal performance from an aging remote
• Provides a direct replacement for a missing 3-button GM key fob

Installation Notes

Programming instructions are included and the remote is designed for DIY setup. Verify that your vehicle uses RPO code AU0 remote entry and confirm the button count before ordering. For best results, compare the original remote’s appearance and part details with Dorman 13734 before programming.

Quality Assurance

This Dorman replacement is built as a standard replacement remote for the listed GM applications and is intended to match original function and appearance on the specified vehicles.