2008 Dodge Magnum Right turn signal in rear, flashes fast rear bulb replaced but blinker still blinks fast occassionally and rear turn signal light socket has no voltage when this happens. Where is the blinker relay? Stock manual only shows fuses.all fused checked and are working

SOURCE: 2005 Dodge Magnum RT. Left turn signal in rear,

When its blinking fast look at both front and rear to verify which bulb isnt flashing. If the right works OK, then the flasher is OK. The flasher is INSIDE the front control module/integrated power module. If you cant find the problem, you may need a dealer to check it.