MedicineMan
MedicineMan New Reader
5/26/10 2:33 p.m.

Hey guys,

Help me diagnose a problem on a 2005 neon. It is a SXT, slushbox and only has 28k miles. It has an intermitant problem. It stalls and stumbles off idle (to about 35 mph). It has died a few times. The owner has had it to the stealership with no luck...it doesnt throw a CEL. Several people have looked at it with no real suggestions...Im thinking start with a good throtle body cleaning. I looked under the hood and didnt see any obvious vaccum lines that were cracked or anything...any ideas or problem areas with these cars?

I have looked elsewhere but I know the GRM community is better than the rest!

NYG95GA
NYG95GA SuperDork
5/26/10 3:16 p.m.

Take out the CTS (coolant temperature sensor), and check to see if it's cracked in any way, or has a bad wire connection. It should have 3 leads, and if any one of them goes amiss, it drives the PCM crazy. They get brittle and send bad readings. It happened on my Neon and damn near drove me insane, until I figured it out by accident..

BTW, no Neon has been produced since 1999.

wbjones
wbjones Dork
5/26/10 3:35 p.m.

are we to assume that any Neon after '99 is a pos ?

MedicineMan
MedicineMan New Reader
5/26/10 3:37 p.m.

Ok I will have to give that a look see...would that throw a CEL if the parameters were out of range...maybe not just asking.

NYG95GA
NYG95GA SuperDork
5/26/10 4:27 p.m.
wbjones wrote: are we to assume that any Neon after '99 is a pos ?

Not if you can find a Coupe with a twincam.

The rest of 'em are your momma's car.

iceracer
iceracer Dork
5/26/10 6:00 p.m.

The idle air control or a vacuum leak are possibilities.

wbjones
wbjones Dork
5/26/10 7:39 p.m.
NYG95GA wrote:
wbjones wrote: are we to assume that any Neon after '99 is a pos ?
Not if you can find a Coupe with a twincam. The rest of 'em are your momma's car.

that's exactly what we have... my 85 yo Mom has a '05 Neon... I had to take the spoiler off for her... every time she'd look in the rear view mirror she'd think there was car ... or sumtin back there..

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