No power to obd2

2006 PONTIAC GRAND PRIX
220,000 MILES • 3.8L • 6 CYL • FWD • AUTOMATIC
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TINA JOSH WATTS
  • MEMBER
  • 1 POST
Not enough power to obd2 connector to connect to scanner. test light just blinks. i have checked all sensors and fuses. try to reset security. what could i try next? i replaced heater coil about a month this is a issue sense then..
Aug 29, 2017 at 12:35 AM
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STEVE W.
  • ✓ASE Certified Mechanic
  • 15,200 POSTS
  • ASE Certified Mechanic
Sounds like a pinched wire or a bad connection. The ALDL gets power from the ALDL/onstar fuse. If the power feed to the Onstar module was damaged or pinched it to a different wire it could cause problems.
Aug 29, 2017 at 11:08 PM
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