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  1. S10 / Sonoma
    370k miles 1997 4.3 2wd Every morning truck cranks but won't start unless jumped. After the first jump, it runs all day. I turn it off and on all day no problem. So far I have bought new battery and alternator. Checked for parasitic battery drain, found nothing. Bought new battery cables and...
  2. Electrical / Lighting
    Ive own my truck for 4 years previous owner put a sound system in there thats connects straight to the battery with an 8 gauge wire ive been through 3 batteries cause the system would drain it i put a new alternator in after first year now when i dont drive my truck more then 2 days battery...
  3. Electrical / Lighting
    Hello. As the title states, my 2001 S10 with a 4.3 has developed heavy parasitic drain. It's enough to kill the battery if I leave the truck parked a couple of days. The alternator and the battery are both new, and had been working fine up until a couple of months ago. I put a voltmeter on it...
1-3 of 3 Results