1984 GMC C1500 Repair Question
Topics covered: Fuse, Heater, Speedometer.
Mileage: 195,000 miles.
Mileage: 195,000 miles.
Asked on January 16, 2013
GMC C1500 Fuse Problem
Why would my heater motor and speedometer stop working at the same time
Answer
Replied on January 17, 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