C4 Tech/Performance L98 Corvette and LT1 Corvette Technical Info, Internal Engine, External Engine

Heater blower motor dont stop

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Old Jun 12, 2006 | 02:31 PM
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Default Heater blower motor dont stop

My C4 87 ...the blower motor does not stop after shut down ..key out.
It keeps running at low RPM ...Whats wrong?

Polaris10
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Old Jun 12, 2006 | 02:38 PM
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blower control module
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Old Jun 12, 2006 | 02:39 PM
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http://members.shaw.ca/dankai/AC%20Electronic.pdf
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Old Jun 12, 2006 | 03:08 PM
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What system - Electronic or Manual?
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Old Jun 12, 2006 | 03:24 PM
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Originally Posted by SunCr
What system - Electronic or Manual?
Electronic ...its the auto function ...you set temp and it control fanspeed
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Old Jun 12, 2006 | 03:39 PM
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Thanks AGENT 86...that should keep me busy for some time...but has anyone had the same problem...It started as my battery went bad , just had a few Volts in it and then after replacing to a new one Fan runns all the time. I will start to lock for a burnt down releay somewhere close to motor..Iguess
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Old Jun 12, 2006 | 03:51 PM
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86 said its the blower control module and its 99.9% chance he is right
there is a 5 amp fuse on the fire wall that could be blow, about .1% chance
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Old Jun 12, 2006 | 04:21 PM
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Ok.. were is that module located? Is it a sep module or integreated on a circutboard.
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Old Jun 12, 2006 | 11:51 PM
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Originally Posted by polaris10
Ok.. were is that module located? Is it a sep module or integreated on a circutboard.
left hand side of evaporater housing
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