Dorman 924-870 Ignition Switch

Ignition Switch Replacement for GM Trucks and SUVs

Dorman 924-870 is a direct replacement ignition switch for vehicles with a worn, damaged, or failing original switch. It is built from quality materials and tested for proper fit, making it a practical choice for restoring reliable key-start operation on select Chevrolet, GMC, Cadillac, and Hummer applications.

• Direct replacement ignition switch for OE-style fit and function
• Black finish with clip-on mounting design
• 5-pin male connector/terminal configuration
• Mounts at the steering column
• Keys not included and not key programmable
• Fits select vehicles with tilt and telescopic or tilt and telescoping steering wheel configurations
• Cross-references Standard Ignition US-747 for the same application

Detailed Product Overview

This Dorman ignition switch, part number 924-870, is engineered for select 2007-2017 Chevrolet, GMC, Cadillac, and Hummer vehicles that use a steering-column-mounted switch. It is a direct replacement for the original equipment switch and is intended to restore normal ignition operation when the factory unit is worn or damaged. The part number 924-870 is commonly searched for GM ignition switch replacement needs, especially on Silverado, Sierra, Tahoe, Yukon, Express, Savana, and Escalade applications.

Compatible With 2015-2016 Cadillac Escalade and Escalade ESV, 2015-2016 Chevrolet Silverado 1500, 2500, 2500 HD, 3500, 3500 HD, Tahoe, and 2015-2016 GMC Sierra, Sierra 1500, Sierra 2500 HD, Sierra 3500 HD, Yukon, and Yukon XL with tilt and telescoping steering wheel. Also fits 2007-2014 Chevrolet Silverado, Suburban, Tahoe, Express, and 2007-2014 GMC Sierra, Yukon, and Savana applications, plus 2007-2013 Cadillac Escalade EXT and Chevrolet Avalanche, and 2008 Hummer H2.

Common Problems This Part Can Address

• Intermittent or no-start ignition switch failure
• Key position issues when turning to accessory, run, or start
• Electrical contact wear inside the steering-column switch
• Ignition operation problems caused by a damaged original switch
• Replacement needs after dash or column service on GM trucks and vans

Installation Notes and Fitment Tips

Fits 2017 Chevrolet Express 2500, 2017 Chevrolet Express 3500, 2017 GMC Savana 2500, and 2017 GMC Savana 3500 with tilt and telescopic steering wheel. Fits 2015-2016 Cadillac Escalade, 2015-2016 Cadillac Escalade ESV, 2015-2016 Chevrolet Cheyenne, 2015-2016 Chevrolet Express 2500, 2015-2016 Chevrolet Express 3500, 2015-2016 Chevrolet Silverado 1500, 2015-2016 Chevrolet Silverado 2500, 2015-2016 Chevrolet Silverado 2500 HD, 2015-2016 Chevrolet Silverado 3500, 2015-2016 Chevrolet Silverado 3500 HD, 2015-2016 Chevrolet Tahoe, 2015-2016 GMC Savana 2500, 2015-2016 GMC Savana 3500, 2015-2016 GMC Sierra, 2015-2016 GMC Sierra 1500, 2015-2016 GMC Sierra 2500 HD, 2015-2016 GMC Sierra 3500 HD, 2015-2016 GMC Yukon, and 2015-2016 GMC Yukon XL with tilt and telescoping steering wheel.

Fits 2007-2014 Cadillac Escalade, 2007-2014 Cadillac Escalade ESV, 2007-2014 Chevrolet Cheyenne, 2008-2014 Chevrolet Express 1500, 2008-2014 Chevrolet Express 2500, 2008-2014 Chevrolet Express 3500, 2007-2014 Chevrolet Silverado 1500, 2007-2014 Chevrolet Silverado 2500, 2007-2014 Chevrolet Silverado 2500 HD, 2007-2014 Chevrolet Silverado 3500 HD, 2007-2014 Chevrolet Suburban 1500, 2007-2014 Chevrolet Tahoe, 2008-2014 GMC Savana 1500, 2008-2014 GMC Savana 2500, 2008-2014 GMC Savana 3500, 2007-2014 GMC Sierra, 2007-2014 GMC Sierra 1500, 2007-2014 GMC Sierra 2500 HD, 2007-2014 GMC Sierra 3500 HD, 2007-2014 GMC Yukon, and 2007-2014 GMC Yukon XL 1500.

Fits 2007-2013 Cadillac Escalade EXT, 2007-2013 Chevrolet Avalanche, 2011-2013 Chevrolet Silverado 3500, 2007-2009 Chevrolet Silverado 3500, 2007-2013 Chevrolet Suburban 2500, 2008-2009 Hummer H2, and 2008 Chevrolet Impala.

Quality Assurance

Dorman manufactures this ignition switch as a tested replacement part built from quality materials for durability and proper fit. Part number 924-870 also cross-references Standard Ignition US-747 for the same application.