OBD port no communication, then not starting truck?

270,000 MILES • 4.2L • 6 CYL • 2WD • AUTOMATIC
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JOHNRECK
  • MEMBER
  • 3 POSTS
plugged in a brand-new scanner which wouldn't communicate and the truck won't start and electrics acting funny.
May 3, 2023 at 1:33 AM
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JOHNRECK
  • MEMBER
  • 3 POSTS
I have a new battery and alternator in the truck.
May 3, 2023 at 1:40 AM
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JOHNRECK
  • MEMBER
  • 3 POSTS
I tested the battery and replaced it. all seems fine now. Thank you
Turns out the battery was not so new.
May 3, 2023 at 3:31 AM
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JACOBANDNICKOLAS
  • ✓Experienced Mechanic
  • 110,248 POSTS
Hi,

First, thank you for the update. I'm glad you got it taken care of.

Today's vehicles are extremely dependent on voltages. They can drive a person crazy. LOL

Regardless, take care, and feel free to come back in the future.

Joe
May 3, 2023 at 11:36 AM
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