2002 GMC Yukon XL 2500 Repair and Maintenance
A guide to problems, costs, maintenance and repair for your 2002 GMC Yukon XL 2500
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2002 GMC Yukon XL 2500 ProblemsCheck Engine Light Due to Gas Cap Issue
Illumination of the Check Engine Light can be caused by a loose or worn gas cap.
A clicking noise may be noted from the turn signal flasher after the turn signals are switched off. This is commonly cause by a faulty turn signal switch which will require replacement.