a repair guy needs to do that for you.
194 For side marker/front, 1157 for front and rear signal/park lights
frist remove turn signal/marker lights then remove grill from rad support.
Yes, you need to remove the plastic lower dash panel to gain access to the signal and 4-way flasher relays.
How to Remove the Steering wheel From a Chevy Blazer 2001
how do you remove the dashboard of a 2002 Chevy blazer
The hazard switch and the turn signal and brake lights are all incorparated, chances are the 3-1 switch is broke internally check all fuses
with wires
The lights on the odometer on a 1999 Chevy Blazer might not work because of a burned out fuse. They might also not work if the lights are burned out.
The alternator is failing.
A blown fuse can make your dashboard lights to not work in your 1993 Chevy Blazer Tahoe. A burned out bulb can also cause this.
turn signal arm
DRL = daytime running lights