Fuel data center not reading correctly after replace fuel pump

1991 CADILLAC DEVILLE
250,000 MILES • 2WD • AUTOMATIC
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JACK JEFFRIES
  • MEMBER
  • 1 POST
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.
Sep 27, 2019 at 3:10 AM
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STRAILER
  • ✓Experienced Mechanic
  • 55,628 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.
Sep 29, 2019 at 4:08 AM
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