2005 GMC Yukon XL 1500 Q&A
2005 GMC Yukon XL 1500 Question: Third Light
I believe you must change the complete third brake light assembly on your 2005 GMC Yukon XL. Checking with your local GM parts dealer would confirm this. - Jim Taddei
The anti-lock brake system (ABS) pump may stay running after the ignition is turned off causing the battery to go dead. Our technicians tell us that the ABS control module should be replaced to cor...