RE: GM and Cadillac electric issues e-ghosts ... all over ...
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RE: GM and Cadillac electric issues e-ghosts ... all ov... - 10/1/2007 9:35:33 AM
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rickyd

 Posts: 632
Joined: 7/6/2007 From: lake city, pa. Status: offline
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quote:
ORIGINAL: stomper quote:
ORIGINAL: rickyd ok.... i guess i haven't found the connection(s) that is the bad....... "where is the computer on this sts".......and do you think it is one or two bad connections with the 15 grounds on this car....i do. ......and can we rule out or key in on one or two specificly?....... what i'v done..... 1- cleaned and di-electric the two grounds under rear seat.. (i still think, its there, and am going to redo them) the main battery 1 and one that comes in from the trunk...... this was done last year 2-also had g100, and g102 cleaned by a tech, here where i live. 3- new cluster got really takin on that...... 4- new ignition switch keep in mind.... the sts ran new all summer long, no E-Ghosts......its when the weather turned damp the E-Ghosts reappeared thanks Stomper....thanks Katz......thanks Stealth............. you guys are the best "when the weather turned damp the E-Ghosts reappeared " THAT my friend, points to only TWO things. a) oxidized connections b) a cracked / damaged electronic component or connector, including BCM / ECM computers. I actually found one such bad component by applying a hair drier on high heat to each item see when the issue went away. "3- new cluster got really takin on that......" a highly suspect "electronic" item as well as the connections to it if i was a gambling man, i be betting on these. Of course, what info you provide has to be correct. Stomper......all info is correct...... i agree when the weather turned damp...etc............my problem, is where to start...lol..... what are the most vunerable connections in your opinion?......or should i start from front and go back.....i have a ground document id# 162408..... 1999 seville though now wondering if it is the same for sts.......... i wish i knew how to load this, though its from GM...maybe you could check no big, i'm going to start with the grounds..... would you agree? thanks again rickyd
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RE: electric issues e-ghosts...all over - 10/1/2007 1:20:08 PM
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rickyd

 Posts: 632
Joined: 7/6/2007 From: lake city, pa. Status: offline
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quote:
ORIGINAL: Katzmans Caddy Here are the code descriptions: U1056 - Loss of Communications with RSS 1.........................................................................1 U1066 - Loss of Communications with RIM 2.........................................................................2 U1192 - Loss of VTD Class 2 Serial Data Com 3..........................................................................3 U1255 - Class 2 Communication Malfunction (Serial Data Line Malfunction) 4...............................................4 C1650 - RSS Control Module Fault C1725 - Right Rear Damper Actuator Short Circuit to Battery C1726 - Right Rear Damper Actuator Short Circuit to Ground C1735 - Compressor Relay Short to Battery C1743 - Speed Signal Fault C1760 - Left Front Position Sensor Input Fault C1780 - Loss of Steering Position Signal katz. trying to narrow down where to start looking for bad connection.................. the first 4 codes... what would cause them, and is there a connection/ ground that i could check?........tx.......rickyd
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RE: GM and Cadillac electric issues e-ghosts ... all ov... - 10/1/2007 1:43:30 PM
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stomper
 Posts: 1447
Joined: 6/18/2007 Status: offline
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i start with the connectors to the computers, then restart at the front bumper and hit every connector, every bus terminal, all the way back. you can do all that on one day if you have good lights and small hands for the tight places. get tools to undue the connectors and tie-wraps to secure the ones that have broken latches.
_____________________________
"If you're going through hell, keep going" ~ Winston Churchill
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RE: GM and Cadillac electric issues e-ghosts ... all ov... - 10/1/2007 2:26:23 PM
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rickyd

 Posts: 632
Joined: 7/6/2007 From: lake city, pa. Status: offline
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thanks Stomper............. sorry, just don't know where computers are........ i think there are two.........let me guess????? under dash(somewhere), and under rear seat???? how'd i do? rickyd
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RE: electric issues e-ghosts...all over - 10/1/2007 3:46:04 PM
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Katzmans Caddy

 Posts: 1279
Joined: 12/3/2006 Status: offline
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quote:
ORIGINAL: rickyd quote:
ORIGINAL: Katzmans Caddy Here are the code descriptions: U1056 - Loss of Communications with RSS 1.........................................................................1 U1066 - Loss of Communications with RIM 2.........................................................................2 U1192 - Loss of VTD Class 2 Serial Data Com 3..........................................................................3 U1255 - Class 2 Communication Malfunction (Serial Data Line Malfunction) 4...............................................4 C1650 - RSS Control Module Fault C1725 - Right Rear Damper Actuator Short Circuit to Battery C1726 - Right Rear Damper Actuator Short Circuit to Ground C1735 - Compressor Relay Short to Battery C1743 - Speed Signal Fault C1760 - Left Front Position Sensor Input Fault C1780 - Loss of Steering Position Signal katz. trying to narrow down where to start looking for bad connection.................. the first 4 codes... what would cause them, and is there a connection/ ground that i could check?........tx.......rickyd I think you should get the car scanned by a good shop and diagnoised. Loss of signals usually mean power supply interupted or wires disconnected. How's the battery, I know it sounds too simple, hows the alternator too?
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RE: electric issues e-ghosts...all over - 10/2/2007 5:04:55 AM
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rickyd

 Posts: 632
Joined: 7/6/2007 From: lake city, pa. Status: offline
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your absolutly right Katz... i myself admit, its over my head......i called my gumba Vinny..he is AC Delco certified....he'll get it fixed.. ...... i have one more question though, and i won't post this thread untill after the sts comes back from Vinny's....... Question..... the sts, after my coffee run this morning had two CURRENT codes......ipc u1255, and ipm u1255........ any other time all the codes we discussed were in history....... does this help pin-point the problem???? BIG THANKS to all that helped with this......you all will know the out come as it goes down.......... so what say you on these two codes? thanks katz rickyd
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RE: electric issues e-ghosts...all over - 10/3/2007 11:14:49 AM
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rickyd

 Posts: 632
Joined: 7/6/2007 From: lake city, pa. Status: offline
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katz in post #36 whats the difference......ipc u1255 code, and ipm u1255 code?
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RE: electric issues e-ghosts...all over - 10/5/2007 5:04:57 AM
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rickyd

 Posts: 632
Joined: 7/6/2007 From: lake city, pa. Status: offline
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quote:
ORIGINAL: stomper quote:
ORIGINAL: rickyd good morning.... well now that the season is starting to change, ( nights are cooler and wet, and big moister on car in the morn) boy my electrics are wacky! fuel gauge, instrument cluster, security light, auto dr unlock, temp gauge, all have issues............ can anyone pin -point what ground or connection this might be??? there is also a relay that sometimes will buzz after shut down..... it is the cvrss dampers relay....... a simple disconnect of the battery for a while will shut it off. i just had it in for a service stability system dic info, that was poor grounds at g100 and g102............so anybody?............ill be standing by..........katzmans? you out there? 1999 sts rickyd dang .. where was this? i be replacing the buzzing relay yesterday, check battery - how old is it? what type? check alternator, check battery ground, check other grounds. codes? then report back .. i said wasn't going to post untill having vinny look at sts....though went out for coffee run this morn and it wouldn't start......! i know stomper you wanted me to check battery, and alternator......both replaced with Delco parts june of '05.....79-6 delco batt....3211830 delco alt........ Question..... going to have checked......doyaall think that batt has bad cell?......... and would that cause all the E-Ghosts.......doesn't seem right to me , but then im not a tech...............tx guys oh...post 37....????? please rickyd
< Message edited by rickyd -- 10/5/2007 5:09:38 AM >
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