GMC TSB #10-08-42-001C
2009 GMC Yukon
Affected Component: EXTERIOR LIGHTING:HEADLIGHTS
- Summary
- GM: LOW BEAM HEADLAMP BULB DIAGNOSIS/ REPLACEMENT (INSPECT BULB AND CONNECTOR). DO NOT REPLACE THE ENTIRE HEADLAMP ASSEMBLY FOR THIS CONDITION. REPLACE THE BULB AND INSPECT THE CONNECTOR. *JS UPDATED 4/7/15. *PE