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GMC Truck
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1998
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K 2500 Truck 4WD V8-305 5.0L VIN M SFI
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Repair and Diagnosis
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Heating and Air Conditioning
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Testing and Inspection
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Component Tests and General Diagnostics
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Troubleshooting Hints
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Troubleshooting Hints - Front
Troubleshooting Hints - Front
1.
CHECK condition of HTR A/C Fuse 12. If fuse is open, LOCATE and REPAIR cause of overload. REPLACE fuse.
2.
CHECK that Grounds G200 and G202 are clean and tight.