Diesel Data
: Automotive Repair
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Pontiac
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1991
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J2000/Sunbird V6-191 3.1L
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Repair and Diagnosis
>>
Engine, Cooling and Exhaust
>>
Cooling System
>>
Radiator Cooling Fan
>>
Radiator Cooling Fan Motor
>>
Testing and Inspection
>>
Initial Inspection and Diagnostic Overview
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Troubleshooting Hints
Troubleshooting Hints
1.
If coolant fan does not operate, check fusible link C and HTR-A/C fuse.
2.
If coolant fan runs with ignition switch in OFF position, replace
coolant fan relay
.