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Check Engine Light--Suspected Misfire

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10 captured repliesDiscussion pagination complete · Source accounts, not a confirmed diagnosis
THIS DISCUSSION / SOURCE-DERIVED OVERVIEW

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YOUR RESEARCHCheck Engine Light--Suspected Misfire

Leading reported evidence

Replace 6 coil packs and plugs

Suggestion or failed attempt

No successful repair reported for this finding.

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Reported fixes
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Unsuccessful attempts
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Discussions
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Suggestion

I just got the blinking CEL during the same time you're talking about and had to replace all 6 coil packs and plugs.

Check Engine Light--Suspected Misfire
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Leading evidence: 'Replace 6 coil packs and plugs' (no explicit attributable resolution; this is a reported action or suggestion). Across 1 matching discussions, The most frequently discussed action is 'Replace 6 coil packs and plugs' (1 discussions). For that action, 0 discussions report a resolution and 0 report an unsuccessful attempt. No action has an explicit, attributable resolution report under the current rules. These are forum reports and suggestions, not a confirmed diagnosis.

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1 matching discussions · 10 captured posts examined · 0 partial discussions

Frequently discussed actions (1)

These are separate views of the same evidence. Frequency alone does not establish a fix, and these counts must not be added together.

Replace 6 coil packs and plugs

No successful repair reported for this finding.

0
Reported fixes
0
Unsuccessful attempts
1
Discussions
Read evidence and context
Discussions that contain suggestions
1

0 original-poster resolution reports. Counts can overlap; they are not unique people or a success rate.

0 discussions have direct query context; 0 report a fix in that context. Other evidence may inherit the discussion’s subject.

Suggestion

I just got the blinking CEL during the same time you're talking about and had to replace all 6 coil packs and plugs.

Check Engine Light--Suspected Misfire
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Counts describe captured discussions, not unique people or a diagnosis. Author identities are not reliably stored. Exact duplicate evidence is counted once across matching discussions; one discussion counts at most once per action/state. Multiple repairs reported together remain a combination. Suggestions and failed attempts do not establish a fix. Matches cover whole discussions and can include related faults, model variants and incomplete threads.

10 eligible posts · 0 unverified posts · 1 discussions match the subject in their title or opening post.

  • Rennlist: 1 discussions

0 evidence records excluded for query context · 0 excluded by outcome qualification · 0 adjusted by outcome qualification.

0 acknowledgements have no verified action link; they do not establish a repair result.

Generation: 20261027T005001Z · outcome-qualification-6. Deterministic extraction; no AI model inference. How we use sources

POST 1 / ORIGINAL POSTEROriginal post

Would appreciate everyone's thoughts: My '99 C2 Cab survived "Snowzilla" here on the East Coast and, while I don't have a garage, I do have an excellent car cover that kept it dry. Once the roads were cleared, i took it for a brief run and everything was fine. However, today I took it out again for a 12 mile run and I noticed when I started it up that the idle was slightly uneven--a surge here and there. It went great for about 6 miles and then I turned it off. Upon re-starting, everything was fine but then, when I was nearly home, it seemed like a cylinder stopped firing. The engine shuddered and there was a clear loss of power. The CEL started flashing and, by the time I made it to my driveway, was on permanently. i understand that this could be something as simple as poor quality gasoline but I'm sure there are hundreds of other possible causes. My plan right now is to take it to my trusty mechanic and have the codes read, etc. Can I drive it? Or is this definitely a flat bed situation? My guess is that caution should dictate the latter.

POST 2Original post

If you had a code scanner, you could read the codes yourself and determine whether you think it's OK to drive. Since a tow costs more than a cheapo OBD-II code reader, that's how I would proceed... CEL flashing means "imminent danger to emissions equipment" - when it's lit solid, it means there are fault codes. I believe the owner's manual recommends stopping immediately if the light is flashing, whereas when solid you are supposed to get it diagnosed at your earliest convenience. Trying to guess what's going on without reading the code(s) is a losing proposition. The codes exist so the car can tell you what's wrong - or at least point you in the correct direction. Could just be a misfire on one cylinder that's dumping unburned fuel into the exhaust - which would generate a blinking light, since raw fuel will toast your catalyst for that bank. At the risk of sounding pushy and repetitive...get a code scanner... (subconscious) get a code scanner... (/subconscious).

POST 3Original post

Damp cold wet weather usually are coil packs. Will sometimes get better when car is warmed up or weather changes. You should keep a code reader in your drunk with a list of codes, then you can decide to drive it or not.

POST 4Original post

Quotes source post: 12990882

+1 Codes will tell you for sure, but that's the most likely candidate.

POST 5Original post

And if you *still* don't want to buy one, most auto parts store will scan them for free. Their readers may not *know* what a P1341 is, but if *you* know the code, you can look it up online and we can offer some better solutions. Buy a scanner. Harbor Freight has them for $50 and you can usually find a 20% coupon. Cheaper ones probably out there as well. Best money I ever spent.

POST 6Original post

Lots of folks will encourage you to get a bluetooth/wifi OBD-II dongle and an app for your phone - like Torque for Android. This is also a great approach, but an old, stupid code reader will work if that's what you can get your hands on.

POST 7Original post

Quotes source post: 12991612

if you have a iPhone, get a wifi one unless you want to spend $120 for a gopoint one. Bluetooth on the cheap ones probably wont work with any apps

POST 8Original post

Indeed! $30 code reader from Amazon with the torque app!

POST 9Original post

I just got the blinking CEL during the same time you're talking about and had to replace all 6 coil packs and plugs.

POST 10Original post

jd, This may help you decide what device to use: Amazon.com: Vgate Bluetooth Scan Tool OBD2 OBDII Scanner for TORQUE APP ANDROID: Automotive Amazon.com: Vgate Bluetooth Scan Tool OBD2 OBDII Scanner for TORQUE APP ANDROID: Automotive https://play.google.com/store/apps/d...l.torque&hl=en

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