DOOR LOCKS AND ALARM GOES OFF ON ITS OWN

  • Tiny
  • .d1801
  • 2002 PONTIAC BONNEVILLE
  • 14,000 MILES

2002 Pontiac Bonneville Electrical Problems, door locks work on there own, alarm sounds on own, speedo sometimes reads 120 mph, when going 60

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Wednesday, December 7th, 2011 AT 10:10 AM

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  • Tiny
  • DrCranknWrench
  • EXPERT
  • 3,456 POSTS

You may have a ground problem. I am giving you the 2 ground diagrams that have the grounds you should check. Look for corrosion and a good tight contact to bare metal.

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Wednesday, December 7th, 2011 AT 11:03 AM

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