Re: 4-7 firing issue; posting for a member
First off, I would like to thank LGAFF for posting this up based on our conversation Saturday night. I'm the member who is having the issue and I appreciate the conversation and ideas on this.
I loved driving this car when it ran well, but this issue has been very frustrating. Mainly because I don't have the expertise to figure it out on my own and I've taken the car to local shops relying on their know-how or lack thereof.
This started awhile back when a couple of the injectors were marginal and it was suggested that I replace them which I did. The car actually ran worse after the injector change so the coil packs and spark plugs were changed at my request, but this didn't make a difference. I finally picked up the car from the guy who couldn't pinpoint the real issue.
The car was due for an emissions test and I took it in. It failed, of course, and I should have known it would have.
From here, I took it to a local Chevy dealership north of Denver which prides itself on Corvette sales and service. They quickly diagnosed it as a bad ignition module and said that they double checked everything because these can't be found.
I called Kurt at White Racing who suspected that this wasn't my issue and was thinking it was a bad ECM. So he shipped the ECM and this didn't fix the issue. He sent me the ignition module which didn't solve the issue either. Kurt accepted returns on both of these items, as a note.
When I went to pick up the car, I talked to the technician and service advisor who assured me that they checked everything possible that they could think of twice. At this point, the dealership made it clear to me that I needed to pick up my car and pay for the bill since they had my car now for over one month (due to back and forth trying new parts and locating an ignition module) and there was nothing more they could do for me until I found a good ignition module. In fairness, I'm sure that this is a standard practice given the time they had the car, but it simply added to the frustration.
I called and requested an emissions waiver on the car given what I had spent to try to get it running right and the ignition module availability. I was denied and told that this car is common and there are parts everywhere. It was even asked of me if I had tried AutoZone.
I'm going to try another repair shop here locally and see if I can get someone to work with me through this issue. I’ll pass along your collective thoughts. And if anyone has any ideas on local places to use, please let me know. Like I said above, I just don’t have the expertise and haven't found a consistently good technician since moving to Colorado several years ago.
This has been very frustrating, as I'm sure you can imagine. Thanks for the ideas and support here.
Jason
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