2000 Chevy Malibu fuel pump

2000 CHEVROLET MALIBU
120,000 MILES • 6 CYL • 2WD • AUTOMATIC
Avatar
JACOBJR912
  • MEMBER
  • 1 POST
driving and the gas light came on put gas in and it showed full then 30 seconds later it drops to empty it goes to full everytime i start it but 30 seconds later it drops to empty its a 4 month old fuel pump.
Apr 11, 2010 at 6:47 PM
Advertisement
Avatar
BLUELIGHTNIN6
  • CAR REPAIR CONTRIBUTOR
  • 16,542 POSTS
if fuel pump is good then could be faulty intsrument cluster or faulty PCM. would need to use diagnostic scanner to perform fuel gauge sweep test. if gauge sweeps as it should then cluster is good.
Apr 11, 2010 at 7:02 PM
Repair Safety Notice: This information is for general instructional purposes only. Vehicle repair can be dangerous. Verify all information, follow manufacturer service procedures, use proper tools and safety equipment, and consult a qualified repair shop when needed.