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GMC
C3500
Climate Control
Heater
Not Working
GMC C3500 HEATER NOT WORKING
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Found 3 results
1984 GMC C3500 Weak Heat In 1984 GMC Truck
I Have Weak Heat In A 84 Gmc. I Have Replaced The Heater Core And Thermostat, The Supply Hose From The Core Is Hot, The Return Hose From...
Asked by
wil454
·
3 ANSWERS
1984
GMC C3500
VIDEO
Heater Not Working
Instructional repair video
GUIDE
Heater Not Working
Step 1 - A heater cannot operate unless the engine is full of coolant/antifreeze. If coolant level is low check the system for leaks.
1993 GMC C3500 My Truck Dosent Heat
Heater Problem 1993 Gmc C3500 V8 Four Wheel Drive Automatic Winter Is Comming Up And After Freezing Last Winter I Want To Be Warm. My...
Asked by
metalbakon
·
1 ANSWER
1993
GMC C3500
2002 GMC C3500 Heater High Side
Number 5 On The Heater Control Doesn't Work. One Through Four Works Fine As Do All The Other Features. I Used A Test Light On The Electrical...
Asked by
Cjsmith6835
·
2 ANSWERS
2002
GMC C3500
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