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Fuel data center not reading correctly after replace fuel pump

Tiny
JACK JEFFRIES
  • MEMBER
  • 1991 CADILLAC DEVILLE
  • 2WD
  • AUTOMATIC
  • 250,000 MILES
Had new fuel pump installed now the fuel gauge and associated information displays 3 gallons although I filled tank. Tried to reset computer by unhooking batteries cables, still recording 3 gallons.
Friday, September 27th, 2019 AT 10:10 AM

1 Reply

Tiny
KEN L
  • MASTER CERTIFIED MECHANIC
  • 48,363 POSTS
Hello,

The new part sounds like it is defective what brand did you use? I would only install AC Delco. Here is a guide to help walk you through the replacement:

https://www.2carpros.com/articles/how-to-replace-an-electric-fuel-pump

Please run down this guide and report back.
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Sunday, September 29th, 2019 AT 11:08 AM

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