Blower motor speed resistor is partially burned out.
The maximum speed of the 1975 Chevrolet Blazer manual 8cyl 163hp is 100 mph.
AC compressor Clutch Relay. Starter Relay. HVAC High Speed Blower Motor Relay.
The approximate maximum speed of the 1974 Chevrolet blazer manual 6cyl 100hp is 85 mph.
The power of the engine and the maximum speed of the Chevrolet blazer 1977 is 100 HP @ 3,600 RPM and 124 mph respectively.
if your blower is working on low and medium speed then it's not a fuse it is the blower switch
Blower motor resistor...around $25 on eBay
The power of the engine and the maximum speed of the Chevrolet blazer 1971 is 55.5 bhp at 6 500 rpm. and 112 mph respectively.
The 2002 Chevrolet blazer speed sensor is located on the side of the transmission. The speed sensor will be on the right hand side of the transmission.
You didn't mention what year S10 Blazer you have but, the blower motor speed resistor can be found under the hood, on the passenger side of the firewall, close to the blower motor.
The blower motor speed resistor is burned out.
Under the hood, on the firewall, passenger side, close to the blower motor speed resistor.
replace the switch.