Dorman ignition lock cylinder 924-796 for GM vehicles — exact-fit replacement with 2 transponder keys & programming instructions

If your vehicle's factory ignition cylinder is sticking, worn, or no longer turning reliably, the Dorman 924-796 provides a ready-to-install replacement engineered to match original equipment performance on specified GM models. The unit ships with a valet key for setup and two transponder keys for everyday use; instructions walk you through the programming process so you won’t need specialized diagnostic tools. Designed and supported by Dorman's U.S.-based team, this cylinder is intended to restore key-on functionality and simplify reinstallation.

How does this ignition lock cylinder restore reliable starting?

The Dorman 924-796 replaces a faulty or binding factory cylinder with a precisely machined component that interacts with the original ignition switch and steering column hardware. By restoring the mechanical interface and supplying programmed transponder keys, it returns consistent turning and secure key recognition.

• Exact-fit machining for specified GM applications
• Includes two transponder keys for immobilizer compatibility
• Valet key provided to aid installation and setup
• Designed to match factory cylinder geometry and feel

What installation and programming steps are required?

Installation follows standard removal of the old cylinder and insertion of the new assembly; detailed instructions included with the product outline the necessary sequence. Programming the transponder keys uses the vehicle’s onboard procedure—Dorman supplies step-by-step guidance so no scan tool or dealer visit is required for many supported models.

• Simple mechanical swap: remove old cylinder, install new unit
• Follow included programming directions for transponder keys
• No special diagnostic equipment typically required
• Check vehicle-specific notes for any variations in procedure

Will this part fit my vehicle and match original performance?

The 924-796 is manufactured to match original equipment specifications for the GM vehicles it lists as confirmed fit. Before purchasing, enter your vehicle details into the fitment tool on the product page and review any informational flags; if an “i” appears, hover to view additional fit notes that may affect compatibility.

• Confirmed-fit listings available via the garage tool on the product page
• Hover over any blue “i” icons to read model-specific fit notes
• Manufactured to align with OEM ignition geometry and key profiles
• Backed by Dorman’s product support for troubleshooting fit issues

What quality and support can I expect from Dorman?

Dorman combines decades of automotive parts experience with U.S.-based product expertise to provide durable replacement components. The company supplies clear instructions and customer support to help complete the repair with minimal hassle.

• Engineered to meet the performance of original cylinders on listed GM models
• Instructions included to reduce the need for professional tools or services
• U.S.-based product experts available for assistance
• Trusted supplier with a long automotive parts history

Who is this for: Automotive DIYers and independent shops replacing a failed or worn ignition cylinder on compatible GM vehicles who want a direct-fit replacement with supplied transponder keys and clear programming instructions. If you need an OEM-style mechanical solution and prefer to avoid dealer programming or specialized scan tools for many models, the Dorman 924-796 is built to simplify the repair while restoring reliable ignition operation.