Clicking Noise From Flasher When Turn Signals are Off on Chevrolet Avalanche 1500

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.

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Average mileage: 134,000 (87,000–202,000)
5 model years affected: 2002, 2003, 2004, 2005, more2006
10 people reported this problem
3 people shared problem details
Having the same problem with flasher noise like the blinker is on when not turned on. Blinkers and flashers all work normally. Tried new flasher under dash no luck. I guess will install new signal switch assembly
noise from the dash, usually turn radio up to avoid having to hear it.
same problem but only in thr summer
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