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2003 Suburban won't start when fuel is 1/4 full


NCL
01-06-2006, 01:11 PM
My 2003 Chevrolet Suburban won't start when the fuel tank reads fuel is at 1/4 full. When I put gas into it to get the fuel above 1/4 full it will start. It's beginning to annoy me.

raycorri
01-06-2006, 06:07 PM
My 2003 Chevrolet Suburban won't start when the fuel tank reads fuel is at 1/4 full. When I put gas into it to get the fuel above 1/4 full it will start. It's beginning to annoy me.

Keep an eye out to see if your Security light is flashing while trying to start. If that's all it is , then reset your Passlock 2. If it's something else, then I'm sure others will give you plenty of ideas on how to troubleshoot.

Ray

maxwedge
01-06-2006, 06:26 PM
Lets assume your gage is right and this is not on any kind of a steep incline, you should have the fuel pressure tested under the conditions it occurs.

biggbabysweetz1
01-08-2006, 01:41 PM
well its very rare but has happened to me before the pickup tube was real short so i had to keep my tank above 1/4 full to keep it running. if i was you i would take it to a trusted local shop and ask them to check your fuel pick up tube. but i would also start with the above posts first use this as a last resort

swingline
01-10-2006, 08:23 PM
if it's not a big deal to you, just keep it above a 1/4 tank. if it is a big deal the most likely cause is the sending unit. the best (easiest) thing to could do is try tapping on the gas tank when it's allegedly 1/4 full and see if it's empty

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