Major Malfunctions with Sig CPO P220

candlejackstraw

New member
So I bought a CPO p220 last week and took it to the range today. Immediately and consistently there were major malfunctions on every shot.

After every shot the slide would either:
1. lock open and the bullet would be wedged nose down in the magazine.
or
2. the slide would close without chambering another round.

This happened with every magazine and multiple brands of factory ammunition, both ball ammo and hollow point.


The range officer pointed out that the slide release was very squiggly and seemed to have a part touching the bullet, as well as pointing out the feed ramp had two huge gouges in it at the bottom.

This should have never left the factory in this condition. What should i expect through the sig warranty service? will they charge me to send it in? will they replace the barrel?
 
They should issue a call tag and you should not pay shipping. Do not let them make you pay for return shipping.

No on can tell you if they will replace the barrel without seeing it and most likely they will not. They will attempt to polish it. IMHO
 
Did anyone else shoot the gun?

The reason I ask is if you have your grip too high, you may be forcing the slide release up and preventing the slide from cycling.

I have a P220 and I did have some issues early on with some very unusual wear on the barrel. The barrel was replaced under warranty and I don't remember having any problem with Sig about the repair.

The gun runs flawlessly now.

What you describe is disconcerting to say the least. I would ask someone else to shoot the gun before I contacted Sig.

HTH
 
No one else shot the gun, but the sheriff's range officer sat there and watched me fire to see if I was the issue. Also I'm left handed :P

Honestly the gun feels really good. It may replace my 1911 is it comes back flawless
 
I know it sounds silly...but I put about 150 rounds with this happening. I thought it was the magazines and thought they needed breaking in at first. The one Promag I used faired a little better with it happening every second or third shot at some point.
 
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When the bullet is nose down it sounds like there is an early problem with the feeding. I'd wager the feed ramp needs some work.
 
Is there a notch worn into that feed ramp? Might just be the light but that looks like there's a bite missing.
 
My P220 was purchased used, but not CPO. I wasn't very concerned about buying it used since the P series has such an awesome track record. It's been flawless, very accurate, and a lot of fun. I would have expected a CPO to be sent out from Sig "used but perfect in operation". It's disconcerting to hear otherwise. If it was me I'd definitely call Sig on Monday. No way should you have to pay to send it to them. Please let us know what their response is
 
My P220 was purchased used, but not CPO. I wasn't very concerned about buying it used since the P series has such an awesome track record. It's been flawless, very accurate, and a lot of fun. I would have expected a CPO to be sent out from Sig "used but perfect in operation". It's disconcerting to hear otherwise. If it was me I'd definitely call Sig on Monday. No way should you have to pay to send it to them. Please let us know what their response is

CPOs are looked over and they sometimes replace springs etc but to my knowledge they are not test fired. They are simply blessed by Sig before they are put in a CPO box and shipped out.

I got a bum CPO P220 SAS DAK about 10 years ago. It went back to Sg twice before they could get it to run reliably. It was the last CPO I ever bought from Sig. I strickly by used these days from reputable sources. Good luck to the OP.

Take better detailed pics and be ready to send them to Sig and insist that they issue a call tag and pick up all the costs. Depending on who you get on the phone they will try to make you pay the return shipping. Don't let them get away with that. You paid extra for a CPO make them honor it.
 
The feed ramp looks ugly, but is probably not the problem. The first photo (enhanced below) shows that the nose of the bullet had dived down inside the magazine tube, never reaching the feed ramp. And in the instances in which the slide closed without chambering a round, the slide was not catching the base of the round to push the bullet forward to reach the feed ramp.

You can check whether the slide release is catching and holding down the nose of a bullet. Unload the gun and remove the slide to make it easier to see the slide release. Insert an empty magazine in the frame and observe the movement of the slide release. Load a snap cap or round in the magazine and insert the magazine in the frame and observe the movement of the slide release, particularly whether it is making contact with the nose of the round.
 

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I don't know if it's the case with your pistol, but your woes can be replicated by turning the magazine spring around backwards. Not upside down, but backwards.
 
The feed ramp looks ugly, but is probably not the problem. The first photo (enhanced below) shows that the nose of the bullet had dived down inside the magazine tube, never reaching the feed ramp. And in the instances in which the slide closed without chambering a round, the slide was not catching the base of the round to push the bullet forward to reach the feed ramp.

You can check whether the slide release is catching and holding down the nose of a bullet. Unload the gun and remove the slide to make it easier to see the slide release. Insert an empty magazine in the frame and observe the movement of the slide release. Load a snap cap or round in the magazine and insert the magazine in the frame and observe the movement of the slide release, particularly whether it is making contact with the nose of the round.
Even if the feed ramp isn't the issue, I want them to correct both [emoji14] thank you for the enhanced photo. I can probably mail them that
 
Although the feed ramp is probably not the cause of your current problem, I would also find it unacceptable.

The orientation of the spring in a P220 magazine is shown in the attached picture.
 

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