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Code says AIR Pump

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Old Sep 2, 2005 | 11:53 AM
  #1  
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Default Code says AIR Pump

I just got a code for a check engine light indicating that the AIR pump is malfunctioning. After I did the self-diagnosis I took the results to the local Goodwrench service establishment and the service manager informed me that it was probably the AIR pump, but they would have to rerun the diagnostics at about $100 a pop. He didn't give me an estimate on the price of repair, but seemed to think that this is a somewhat common occurance with the C5. I have three questions that I'm certain someone can answer: First, how involved is this repair (AIR Pump replacement, and can it be purchased aftermarket? What should I expect to pay to have the repair done at a dealership of at a reputable Vette shop? Lastly, does anyone know of good Corvette shop (non-dealership) in the Orlando Florida area who could do this type of repair? I'm new to the area and unfamiliar with repair facilities other than dealerships in my immediate area. Thanks for any help or advice that you can provide. The Vette is a 2000.
Bronk
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Old Sep 2, 2005 | 12:04 PM
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simple repair. Get an air pump from GM parts direct. I'm not sure where it is on the C5 but on my old 99 Formula it was up under the front drivers side. Took about 15 minutes to replace. If I recall the pump wasn't more than $80.
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Old Sep 2, 2005 | 12:20 PM
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I had tghe same problem and I had some one tune it out with LS1 edit and I am removing the pump completely. It is not a necessary component, sort of like the EGR, which can be tuned out and removed. Does as you wish, but I am getting rid of mine.

Micah
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Old Sep 2, 2005 | 12:57 PM
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Default Been there

Check this thread http://forums.corvetteforum.com/show...p&forum_id=103 and see it it applies to you. After talking to a few mechs, a little water in the pump is the main cause of intermittant problems with this. (make sure it's a generic AIR system fault and not specific to the pump) It usually clears itself, but not till after the check enging light is set. Mine's been doing this since July, and goes away for weeks at a time. I just reset the code, the light goes away and I chill till the next time.
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Old Sep 2, 2005 | 05:07 PM
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Default AIR Pump

The AIR pump on the C-5 is mounted on the driver's side lower front end of the car adjacent to the left brake cooling duct. It is electrically driven and is subject to water ingestion, which will cause it to malfunction. If it can be dried out, sometimes it will work again, but once it becomes corroded, replacement is probably necessary. In states that require emission inspections,it is a "pass/fail" item.
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Old Sep 2, 2005 | 05:16 PM
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whats the code # i had issues with my air pump.... turned out to be a loose connection in one of the hoses.... i believe my code was p 1416
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Old Sep 2, 2005 | 05:20 PM
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[QUOTE=Bronk]I just got a code for a check engine light indicating that the AIR pump is malfunctioning.


What code number? Just asking, but there have been several with a code that indicates a check valve problem that will also set the check engine light. I don't recall the numbere but mine did it too and I just reset and (knock on wood) the check engine light has not come back on in 9k miles.
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Old Sep 2, 2005 | 05:35 PM
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Originally Posted by Bronk
I just got a code for a check engine light indicating that the AIR pump is malfunctioning. After I did the self-diagnosis I took the results to the local Goodwrench service establishment and the service manager informed me that it was probably the AIR pump, but they would have to rerun the diagnostics at about $100 a pop. He didn't give me an estimate on the price of repair, but seemed to think that this is a somewhat common occurance with the C5. I have three questions that I'm certain someone can answer: First, how involved is this repair (AIR Pump replacement, and can it be purchased aftermarket? What should I expect to pay to have the repair done at a dealership of at a reputable Vette shop? Lastly, does anyone know of good Corvette shop (non-dealership) in the Orlando Florida area who could do this type of repair? I'm new to the area and unfamiliar with repair facilities other than dealerships in my immediate area. Thanks for any help or advice that you can provide. The Vette is a 2000.
Bronk
Before you replace anything, I would suggest you make a detailed inspection of all the rubber hoses, starting at the air filter housing all the way to the pump, and then from the pump upwards to the check valves. Check for unplugged/disconnected/pinched hose(s). Any disconnect or pinch of the hoses can generate a code,(although I don't have the particular number available at the moment). This is not all that difficult since much of this can be done from above. Also look for any obvious signs of wiring breaks/disconnects in the wiring going to the pump itself.
Sometimes the simple things can generate codes too. HTH
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Old Sep 2, 2005 | 06:10 PM
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Originally Posted by Bronk
I just got a code for a check engine light indicating that the AIR pump is malfunctioning. After I did the self-diagnosis I took the results to the local Goodwrench service establishment and the service manager informed me that it was probably the AIR pump, but they would have to rerun the diagnostics at about $100 a pop. He didn't give me an estimate on the price of repair, but seemed to think that this is a somewhat common occurance with the C5. I have three questions that I'm certain someone can answer: First, how involved is this repair (AIR Pump replacement, and can it be purchased aftermarket? What should I expect to pay to have the repair done at a dealership of at a reputable Vette shop? Lastly, does anyone know of good Corvette shop (non-dealership) in the Orlando Florida area who could do this type of repair? I'm new to the area and unfamiliar with repair facilities other than dealerships in my immediate area. Thanks for any help or advice that you can provide. The Vette is a 2000.
Bronk
This is a emissions control system part and should be under warranty for 50k miles.
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Old Sep 2, 2005 | 07:05 PM
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Code is 10PCM. When I informed Mr. Goodwrench, he indicated that it sounded to him that the AIR Pump was the culprit. It could certainly could be something else, however. Thanks for all the excellent suggestions. I will surely inspect hoses, etc tomorrow.

Bronk
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Old Sep 2, 2005 | 08:27 PM
  #11  
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Originally Posted by Bronk
Code is 10PCM. When I informed Mr. Goodwrench, he indicated that it sounded to him that the AIR Pump was the culprit. It could certainly could be something else, however. Thanks for all the excellent suggestions. I will surely inspect hoses, etc tomorrow.

Bronk
hmmmm..... i'm no expert but i'm thinking thats not the code......usually when you scroll thru them on the DIC it comes up and says
10-pcm 1 code... or 2 codes... ect.... then it'll show you a letter and a 4 digit # followed by a C if it's current or H if it's history........like p0101... or p 1416 H.........poke around here alittle more...lots of good tips on the air pump and issues.... i'm betting a loose hose near the left side of the air filter intake
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