Clicking Noise From Flasher When Turn Signals are Offon GMC Sierra 2500

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.

RepairPal Verified
Average mileage : 131,000 (70,000–183,000)
6 Years Affected: 1999, 2000, 2001, 2002, 2003, 2004
9 people reported this problem
1 person shared problem details
1999 GMC Sierra 2500140,000
Same problem. Stops clicking when brake is depressed.
Related Items:
The 4WD transfer case position sensor or the selector switch may fail causing the service 4WD m...
humming noise coming from underneath cab
One or more heater & AC (HVAC) temperature and/or air delivery mode door actuator may fail,...
The fuel pump may fail causing the engine to stall and not restart.
I just recently replaced the engine in my truck(6.0L) and the mechanic was very sloppy, and my...

Related Content