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GMC Yukon XL Denali Problems

Clicking Noise From Flasher When Turn Signals are Off on GMC Yukon XL Denali

Problem Description and Possible Solution

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.

(7 people reported this problem)

GMC Yukon XL Denali Vehicles With This Problem

RepairPal Verified
Average mileage: 111,600 (111,600–111,600)
6 model years affected: 2001, 2002, 2003, 2004, more2005, 2006
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Brake problem? Or maybe a faulty head gasket cylinder?
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