when car starts every thing is running good when turn on heat the motor sort of runs ruf when i am at a stop light shut heat off the motor runs fine.any ideas?
ever heard of this?
Oct 19, 2007
4 Replies
First reply
Test your battery first: Then set a DVOM to AC and check at the battery posts for AC voltage, anything over .01V means a diode in the alternator is going bad. RK
Read the full replyTest your battery first:
Then set a DVOM to AC and check at the battery posts for AC voltage, anything over .01V means a diode in the alternator is going bad.
Bad ground?
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