2003 Hummer H2 BATTERY DRAINAGE EVERY MORNING

2003 HUMMER H2
71,887 MILES • V8 • 4WD • AUTOMATIC
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ENOCKBANDA
  • MEMBER
  • 1 POST
THIS TRUCK GIVES US STARTING PROBLEMS EVRY MORNING. AFTER JUMP STARTING IT OPERATES NORMALLY DURNG THE DAY. WHEN LEFT OVERNIGHT IT DRAINS THE BATTERY.
Jul 30, 2009 at 2:33 AM
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FACTORYJACK
  • ✓Experienced Mechanic
  • 4,159 POSTS
Symptomatic of a parasitic drain, assuming the battery has been tested and is known good. Does the vehicle have ANY aftermarket accessories?, Does it have air suspension?, and is there any noises-clicking from rear-when at rest? Visually check for stuck seat/lumbar switches.
Jul 30, 2009 at 3:13 PM
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