Operation CHARM
: Car repair manuals for everyone.
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Pontiac
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1989
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6000 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
>>
Troubleshooting Hints
Troubleshooting Hints
1.
On 1989 models,
Check C/H fuse.
2.
On 1990 models,
Check FAN/ELECT fuse.
3.
On 1991 models,
Check FAN/ALT fuse.
4.
On all models,
replace
coolant fan relay
if coolant fan runs with ignition switch off.