2004 GMC Envoy charging system/battery

2004 GMC ENVOY
130,000 MILES • 4.2L • 6 CYL • 2WD • AUTOMATIC
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SPERRY1224
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  • 2 POSTS
Battery sometime goes dead,sometime overnight and sometime from at the store it will not crank. What is the problem., is it the voltages within the alternator?
Nov 25, 2014 at 1:13 PM
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HMAC300
  • AUTOMOTIVE REPAIR CONTRIBUTOR
  • 48,601 POSTS
check battery for condition including load test. most garages/auto parts do for free
Nov 25, 2014 at 3:06 PM
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