GMC Sierra 1500 HD Problem Report

GMC Sierra 1500 HD Clicking Noise From Flasher When Turn Signals are Off

(10 reports)

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.

Replaced switch, problem solved. -
when i start the truck i hear click click click coming from under the dash this is intermittin could it be because i used the signal light when i pulled in and parked and the rely is sticking open the ticking goes on for about 20 or 30 seconds after i start the truck -
replaced flasher relay. not fixed -
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