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Old May 19, 2007 | 02:50 PM
  #1  
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St. Jude Donor '07-'08
Default Hard time starting?

Lately when i go to start PUREFUN she acts like she is running out of gas. Might take ten or fifteen seconds until she is actually running okay. After that she runs fine I have a Cobalt fuel pressure gauge and the pressure is fine. Fuel filter is in the tank so i am hoping it's not that Anyone have similiar problems in the past?
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Old May 19, 2007 | 04:23 PM
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There are a few BASIC things you should do first:

Check the DTC's

This is the absolute best C5 Diagnostic Trouble Code (DTC) web site!!!

http://www.corvettedoctor.com/Code_Main.html
http://www.corvettedoctor.com/index.html


Go to “technical data base” and then to “Corvette ECM Computer Codes”. Then select your year car. Read the instructions and then scroll down to the "READ MORE" window to view the code definitions.\

Here is another very good site:

http://www.obd-codes.com/trouble_cod...d-ii-codes.php

Make sure to include the H or C suffix!!


Write down and post your DTC’s Then clear them ALL!

Sound effects are cool too! 



Next,,I would check the spark plugs. See if the gap is correct and the condition of the insulator. If it black and suety, it could be causing the issue.

Check the grounds for tightness and cleanliness.

BC
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Old May 19, 2007 | 09:28 PM
  #3  
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PUREFUN
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From: Las Vegas Nevada
St. Jude Donor '07-'08
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Originally Posted by Bill Curlee
There are a few BASIC things you should do first:

Check the DTC's

This is the absolute best C5 Diagnostic Trouble Code (DTC) web site!!!

http://www.corvettedoctor.com/Code_Main.html
http://www.corvettedoctor.com/index.html


Go to “technical data base” and then to “Corvette ECM Computer Codes”. Then select your year car. Read the instructions and then scroll down to the "READ MORE" window to view the code definitions.\

Here is another very good site:

http://www.obd-codes.com/trouble_cod...d-ii-codes.php

Make sure to include the H or C suffix!!


Write down and post your DTC’s Then clear them ALL!

Sound effects are cool too! 



Next,,I would check the spark plugs. See if the gap is correct and the condition of the insulator. If it black and suety, it could be causing the issue.

Check the grounds for tightness and cleanliness.

BC
Codes P0171 C and P0174 C came up Says Fuel Trim System Lean
Had my vette dyno tuned recently and these would come up afterwards as history codes. I would delete them and later they would come back again as history codes. Wasn't that concerned until now. Thanks, Dell

Last edited by PUREFUN; May 19, 2007 at 09:33 PM.
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Old May 21, 2007 | 08:34 PM
  #4  
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PUREFUN
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St. Jude Donor '07-'08
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Originally Posted by PUREFUN
Codes P0171 C and P0174 C came up Says Fuel Trim System Lean
Had my vette dyno tuned recently and these would come up afterwards as history codes. I would delete them and later they would come back again as history codes. Wasn't that concerned until now. Thanks, Dell
Rechecked my batt cables first and low and behold she is starting fine again. Still am getting the same history codes once i delete them. Usually the next day they will appear again. Going to check with my tuner and see what he thinks.....
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Old May 22, 2007 | 02:30 PM
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From: Anthony TX
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