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Message: <blockquote data-quote="98-5.0" data-source="post: 412979" data-attributes="member: 9042">i dont think its your alternator.....im thinkin more like a bad ground....shorted to power or ground wires...just my opinionive seen and had alternators that test good everytime but still cause a parasidic draw (power drain) due to the diod being bad.....if you want to check for a power draw its easy and you could do it really easy in a garage over night or if you have nothin else to do for about 30 minutes or so for a short test....heres the rap sheet...get a digital volt ohm meter if you dont have one...maybe barrow one but i think they are a good investment for anyone with a car like ourselves...a craftsman or other cheaper one will do fine for this....on the good ones (maybe $100 max at sears) there is a min max record feature on them if you want to run a long test over night....tkae the negative battery cable off and set your meter to volts (millivolts) and put on lead to the battery terminal and one to the ground connector...so basically like making the meter apart of the circuit...kinda like a monitoring affect....and make sure the car is off and leave the trunk open the hood and the driver door just make sure to take a pen and latch the latches in the closed position to make the car think the doors are closed and pop out the door switch in the door that turns the light of and disconnect it...then just sit and watch...in my opinion anything over about 30-55 millivolts is a problem....less is better but if its like 39 dont worry about it.....but it takes about 20 minutes or so to let everything go to sleep and settle. then if its crazy....then start pulling fuses and or disconnecting stuff till it goes down...then what ever you unplug or take power from and its ok then thats your problem...but like i said i think its somthing else....maybe someone else will chime in and maybe have had a simular problem</blockquote>