2003 Tahoe

153,000 MILES • V8 • 2WD • AUTOMATIC
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JENNY35131
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2003 tahoe battery goes dead over night not all the time but enough
Dec 11, 2010 at 10:34 PM
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MHPAUTOS
  • ✓Experienced Mechanic
  • 31,937 POSTS
You will have to do a current draw test done, you can do this at home if you have an Amp meter and have some basic electrical knowledge, otherwise get a mechanic to do this for you.

mark (mhpautos)
Dec 11, 2010 at 10:39 PM
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JENNY35131
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thanks i heard that if you have a cd stuck in the cd changer that it can drain the battery is this true?
Dec 11, 2010 at 10:47 PM
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MHPAUTOS
  • ✓Experienced Mechanic
  • 31,937 POSTS
Not sure about that, but pull that fuse and see if the battery drains over night.

mark (mhpautos)
Dec 11, 2010 at 10:58 PM
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JENNY35131
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  • 3 POSTS
what is the FSU i saw that on another website
Dec 11, 2010 at 11:42 PM
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MHPAUTOS
  • ✓Experienced Mechanic
  • 31,937 POSTS
send me that link and i can check that for you.

mark (mhpautos)
Dec 12, 2010 at 1:06 AM
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