Mechanics

GMC C1500 FUSE PROBLEM

1984 GMC C1500 • 195,000 miles

Why would my heater motor and speedometer stop working at the same time
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Guest
January 16, 2013.



Different circuits.

Check all fuses with a test light. Tap on the blower to see if the motor is bad,

i believe in 84, your speedo is cable controlled. Check all cables for any breakage

Roy

ASEMaster6371
Jan 17, 2013.