× Auto Repair Pros Member Benefits TechHelp Knowledge Base Forums Resources My iATN Marketplace Chat Pricing About Us Join Industry Sponsors Video Members Only Repair Shops Auto Pro Careers Auto Pro Reviews
Join Now
International Automotive Technicians Network
Re: HID Headlamp Testing
Posted to Technical Theory Forum on 4/3/2012

Hi I found on Cadillac's you have to pull the bumper cover to change the bulbs but you can swap the ballast easily from underneath to check. Login to read more.