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I AM HAVING ELECTRICAL PROBLEMS NO GAUGES NO ...
2003 Dodge Caravan
March, 22, 2013 AT 12:31 AM
"I am having electrical problems - no gauges, no wipers, cannot turn headlights off, cannot turn heater blower motor off, no aux key position, sometimes transmission will not shift to higher gear, couple other minor things. Any idea what it may be?"
FOUND 1437 RELATED QUESTIONS
March, 22, 2013 AT 12:42 AM
First, have battery and alternator checked for proper operation, an alternator putting out ac voltage will confuse the pcm and make it do stupid dtuff.
Have the bcm checked for codes as it is the common denominator for all these functions
March, 22, 2013 AT 12:45 AM
Thanks - What is the pcm and the bcm?
March, 22, 2013 AT 12:48 AM
Pcm is the engine computer and bcm is the body control module which all body functions go through
March, 22, 2013 AT 12:51 AM
Thanks a lot!
March, 22, 2013 AT 12:58 AM
to post a reply.
Sometimes blower motor willnot shut off with blower switch turn the key off and it still runs ican only shut it off by taking the batt
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