# Intermittent fuel system short

**URL:** <https://community.cartalk.com/t/intermittent-fuel-system-short/77936>\
**Category:** Maintenance/Repairs\
**Created:** [March 11, 2013, 10:58pm UTC](https://community.cartalk.com/t/intermittent-fuel-system-short/77936 "2013-03-11T22:58:08Z")\
**Posts on this page:** 3\
**Page:** 1

<div class="post-metadata">

**Author:** ![amazonmom6](https://avatars.discourse-cdn.com/v4/letter/a/7ab992/32.png) [@amazonmom6](https://community.cartalk.com/u/amazonmom6)\
**Post date:** [March 11, 2013, 10:58pm UTC](https://community.cartalk.com/t/intermittent-fuel-system-short/77936/1 "2013-03-11T22:58:08Z")

</div>

the fuel system will shut down when i shut off the truck but only if i turn off engine but leave the key in power in the on pos i heir the fuel pump running then i shut it off and tray to start the fuel pump will not run is their a common short in the fuel system .but i had it towed home now the pump is working.where should i start looking for the short

---

<div class="post-metadata">

**Author:** ![amazonmom6](https://avatars.discourse-cdn.com/v4/letter/a/7ab992/32.png) [@amazonmom6](https://community.cartalk.com/u/amazonmom6)\
**Post date:** [March 11, 2013, 10:59pm UTC](https://community.cartalk.com/t/intermittent-fuel-system-short/77936/2 "2013-03-11T22:59:51Z")

</div>

this is for a 98 2500 suburban

---

<div class="post-metadata">

**Author:** ![amazonmom6](https://avatars.discourse-cdn.com/v4/letter/a/7ab992/32.png) [@amazonmom6](https://community.cartalk.com/u/amazonmom6)\
**Post date:** [March 11, 2013, 11:03pm UTC](https://community.cartalk.com/t/intermittent-fuel-system-short/77936/3 "2013-03-11T23:03:00Z")

</div>

i did change the fuel pump relay. still the same