Common Electrical Problems
Passlock Security Preventing Engine Start
One of General Motor's solutions for stopping thieves from driving away with a car is, coincidently, doing the same thing to the actual owner.
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The Trouble With Hummer Electricals
Electrical issues make up roughly 14% of all Hummer owner complaints. The majority of the issues have been reported by H3 owners.
The complaint we hear about most often is passlock light on preventing engine to start in the 2006 H3.
Where Electrical Complaints Happen
Sometimes it helps just to tally up the complaints and see where the biggest stacks are. Use this information to learn about troublespots or to run for the hills.
Worst Issues
- 2006 H3 passlock light on preventing engine to start 9 (100%)
- 2006 H3 engine won't turn over, won't start 3 (33%)
- 2008 H3 would not start 2 (22%)
- 2007 H3 wiring harness melted 2 (22%)
- 2009 H3T automatic locks not working properly 1 (11%)
- 2009 H3 passlight prevents starting 1 (11%)
- 2007 H3 electrical fire 1 (11%)