1990 GMC Sierra battery drains while engine is not running

1990 GMC SIERRA
200,000 MILES • V8 • 2WD • AUTOMATIC
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CDREW00012
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  • 1 POST
i have a multi-meter, where should start trouble shooting, and what are some of the common causes?
Jun 20, 2009 at 7:25 AM
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RASMATAZ
  • ✓Experienced Mechanic
  • 75,988 POSTS
1990 GMC Sierra battery drains while engine is not running Battery drain test:


https://images.2carpros.com/forum/automotive_pictures/12900_parastic_draw_1_105.jpg

Jun 20, 2009 at 8:26 AM
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