You go to GMpartsdirect.com and search under 2004 Chevy Silverado 1500 for Flasher and it pulls up a part for $48. You buy it. Once it comes you take off the module plugged into the back of your fuse block (in the driver's side dash) and and put the new one in. This repair is detailed in Silverado TSB #01946 and is a common problem.
i need to replace the temperature control light bulb on my 2004 silverado.
location of flasher relay ford 150 2004
how to replace a fuel line presure regulator on a 2004 4.8 chevy silverado
Replace the flasher relay.
with a screwdriver
From $300 - $400.
A turn signal flasher for that vehicle resembles a relay.
The signal light flasher on a 1992 Chevy Silverado is under the dash. It is on the driver's side just above the brake pedal.
If they come on and will not flash, replace the Flasher Relay. If they just don't come on replace the blown out bulb.
Needing the location of the flasher on a 2004 Taurus
On a 2004 suburban the turn signal flasher is located on the back side of the fuse block drivers side. If you can snake your hand up, it's pretty easy to replace.
It is recommended that you replace the timing Chang, on your Chevrolet Silverado pickup truck, at 60,000 miles. Many times the warranty is voided if the timing chain is not changed.