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2003 Chevy Malibu fuel pump fuse question


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becsisblonde
New User

Dec 15, 2010, 10:04 AM

Post #1 of 2 (3261 views)
2003 Chevy Malibu fuel pump fuse question Sign In

My car just died while I was driving it. We thought at first in might be a frozen gas line, since i just put gas in it's almost empty tank. Now, we are thinking fuel pump. I was told to check the fuses first. It shows on the underside of the fuse box lid where the Micro-Relay for the fuel pump is, but not the fuse for it. Is there a fuel pump fuse? If so, does anyone know where it is? Thanks so much for any help!!


Hammer Time
Ultimate Carjunky / Moderator
Hammer Time profile image

Dec 15, 2010, 10:57 AM

Post #2 of 2 (3257 views)
Re: 2003 Chevy Malibu fuel pump fuse question Sign In

The best way is to just test for power arriving at the pump on the gray wire during the first 2 seconds of "key on".

In tank fuel pumps are cooled and lubricated by the fuel in the tank. When you run a car out of gas, it pumps a lot of air through the pump which overheats it and causes some severe wear and many times, failure when they cool off.
You will need to use a fuel pressure gauge to verify this



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