"No start" due to anti-theft system failure on GMC Yukon

Submitted by Vehicle Owner · Jul 11, 2025
Published by RepairPal

Problem overview

The anti-theft system may fail causing a no start condition, the security light may illuminate. Our technicians tell us that the ignition switch may need to be replaced to correct this fault.

280 people reported this problem
81 comments
Schedule Repair

Search for another problem

RepairPal Car Genius

Ask our experts about your GMC.

RepairPal Car Genius™ is a free resource for vehicle owners seeking advice on maintenance, auto repair, shop inquiries, estimates, and finding a trustworthy repair shop in your area.

 Auto Repair Expert Auto Repair Expert

Call us at 877-913-1554

Available 9am – 6pm ET Monday through Friday

Call Our Experts