answersLogoWhite

0


Best Answer

Bad fuel pump. This should still be under warranty, so have it hauled off to the dealer. the rotor and cap needs to be replaced, I just replaced mine and it started right away...bear in mind that the distributor cap on a GMC sierra 2002 4.3 v-6 is not easy to access...good luck.

User Avatar

Wiki User

โˆ™ 2004-11-27 15:32:59
This answer is:
User Avatar
Study guides

Add your answer:

Earn +20 pts
Q: Why would a 2002 GMC Sierra pickup with a 4.3 V6 fuel pump hum and the motor turn over but it just won't fire?
Write your answer...
Submit
Still have questions?
magnify glass
imp
People also asked