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Removed Mufflers / Changed Plugs / see pic

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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 RESEARCHRemoved Mufflers / Changed Plugs / see pic

Leading reported evidence

Replace before

Performed · outcome unconfirmed

No successful repair reported for this finding.

0
Reported fixes
0
Unsuccessful attempts
1
Discussions
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Explicit resolution reports before identified causes, performed actions and suggestions. Within each level, matching component labels precede direct query mentions and inherited thread context; successful versus unsuccessful discussion counts, owner confirmations and independent discussion support determine order. This is not a probability of success.

Discussions that performed work without a confirmed outcome
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.

Performed · outcome unconfirmed · Original poster

Plugs had also been changed before.

Removed Mufflers / Changed Plugs / see pic
Frequently discussed work

Clean /flushed it all out

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

Mine were, when I did the PSE hack, and I cleaned/flushed it all out, but could not find the source.

Removed Mufflers / Changed Plugs / see pic
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Leading evidence: 'Replace before' (no explicit attributable resolution; this is a reported action or suggestion). Across 1 matching discussions, The most frequently discussed action is 'Clean /flushed it all out' (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.

Source reports, not a diagnosis or a success probability. Counts refer to discussions and can overlap.

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

Compare 4 other evidence results

Replace plugs and reused the coil packs

Performed · outcome unconfirmed

No successful repair reported for this finding.

0
Reported fixes
0
Unsuccessful attempts
1
Discussions
Read evidence and context

Explicit resolution reports before identified causes, performed actions and suggestions. Within each level, matching component labels precede direct query mentions and inherited thread context; successful versus unsuccessful discussion counts, owner confirmations and independent discussion support determine order. This is not a probability of success.

Discussions that performed work without a confirmed outcome
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.

Performed · outcome unconfirmed · Original poster

My old plugs looked fine and coil packs looked like new with no cracks so I replaced the plugs and reused the coil packs.

Removed Mufflers / Changed Plugs / see pic

Clean /flushed it all out

Suggestion or failed attempt

No successful repair reported for this finding.

0
Reported fixes
0
Unsuccessful attempts
1
Discussions
Read evidence and context

Explicit resolution reports before identified causes, performed actions and suggestions. Within each level, matching component labels precede direct query mentions and inherited thread context; successful versus unsuccessful discussion counts, owner confirmations and independent discussion support determine order. This is not a probability of success.

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

Mine were, when I did the PSE hack, and I cleaned/flushed it all out, but could not find the source.

Removed Mufflers / Changed Plugs / see pic

Clean engine easier

Suggestion or failed attempt

No successful repair reported for this finding.

0
Reported fixes
0
Unsuccessful attempts
1
Discussions
Read evidence and context

Explicit resolution reports before identified causes, performed actions and suggestions. Within each level, matching component labels precede direct query mentions and inherited thread context; successful versus unsuccessful discussion counts, owner confirmations and independent discussion support determine order. This is not a probability of success.

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 · Original poster

and,,, I was able to clean the engine easier.

Removed Mufflers / Changed Plugs / see pic

Replace itself is easy if you have a little skill

Suggestion or failed attempt

No successful repair reported for this finding.

0
Reported fixes
0
Unsuccessful attempts
1
Discussions
Read evidence and context

Explicit resolution reports before identified causes, performed actions and suggestions. Within each level, matching component labels precede direct query mentions and inherited thread context; successful versus unsuccessful discussion counts, owner confirmations and independent discussion support determine order. This is not a probability of success.

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 · Original poster

The plug change itself is easy if you have a little skill.

Removed Mufflers / Changed Plugs / see pic
Frequently discussed actions (8)

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

Clean /flushed it all out

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

Mine were, when I did the PSE hack, and I cleaned/flushed it all out, but could not find the source.

Removed Mufflers / Changed Plugs / see pic

Clean engine easier

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 · Original poster

and,,, I was able to clean the engine easier.

Removed Mufflers / Changed Plugs / see pic

Replace before

No successful repair reported for this finding.

0
Reported fixes
0
Unsuccessful attempts
1
Discussions
Read evidence and context
Discussions that performed work without a confirmed outcome
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.

Performed · outcome unconfirmed · Original poster

Plugs had also been changed before.

Removed Mufflers / Changed Plugs / see pic

Replace itself is easy if you have a little skill

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 · Original poster

The plug change itself is easy if you have a little skill.

Removed Mufflers / Changed Plugs / see pic

Replace plugs and reused the coil packs

No successful repair reported for this finding.

0
Reported fixes
0
Unsuccessful attempts
1
Discussions
Read evidence and context
Discussions that performed work without a confirmed outcome
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.

Performed · outcome unconfirmed · Original poster

My old plugs looked fine and coil packs looked like new with no cracks so I replaced the plugs and reused the coil packs.

Removed Mufflers / Changed Plugs / see pic

Replace plugs without removing the mufflers

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 · Original poster

I dont know why anyone would attempt to change plugs without removing the mufflers.

Removed Mufflers / Changed Plugs / see pic

Replace spark 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 · Original poster

I decided to remove the mufflers before changing the spark plugs.

Removed Mufflers / Changed Plugs / see pic

Replace spark plugs, air filters, etc

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

It blows my mind when people waste the time and money to take their car to a shop/dealer for minor maintenance like oil changes, spark plugs, air filters, etc.

Removed Mufflers / Changed Plugs / see pic
Coverage and how to read this overview

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: 20261027T035758Z · outcome-qualification-6. Deterministic extraction; no AI model inference. How we use sources

POST 1 / ORIGINAL POSTEROriginal post

I decided to remove the mufflers before changing the spark plugs. Mufflers are easy to remove and there was way more room. I dont know why anyone would attempt to change plugs without removing the mufflers. I have every kind of swivel, extensions, etc. and there is no way I could have got my hands in there. The plug change itself is easy if you have a little skill. Be very careful unplugging connectors, removing coil packs, etc. and you should be fine. I do have the Bentley manual and that helps too. My old plugs looked fine and coil packs looked like new with no cracks so I replaced the plugs and reused the coil packs. It was a good experience with my car and I hope others that were not sure about doing this themselves try it. I saved several hundred dollars in labor! and,,, I was able to clean the engine easier.

POST 2Original post

thanks for sharing. P.S. I admire you for NOT driving your car after the long wait to find one

POST 3 / ORIGINAL POSTEROriginal post

LOL, I drive a little then wrench alot. Its fun so far!

POST 4Original post

Since you already have the mufflers off you should get the PSE hack done to it while youre at it.

POST 5Original post

do you need to remove the rear bumper in order to take the mufflers out?? nice illustration also, thanks for the info.

POST 6Original post

no bumper removel needed to take mufflers out. You just need to take the rear tires off.

POST 7Original post

not true - no tires off too (just get the a$$ high in the air) its a 10 minute job / side if the hardware is not completely rusted on the clamp

POST 8Original post

I love working on my 996, these cars are so simple/easy to work on. It blows my mind when people waste the time and money to take their car to a shop/dealer for minor maintenance like oil changes, spark plugs, air filters, etc.

POST 9Original post

Did you remember to flip the long bracket bolt upside down? That, and new SS nuts & bolts makes for a real fast removal whenever you need to. Also, just curious, see those 2 sensors with the rubber caps on each side of the first coil? Were yours saturated with oil? Mine were, when I did the PSE hack, and I cleaned/flushed it all out, but could not find the source. So far, 8 months or so later, they are still dry. Yours look clean, but I assume that is the "after" shot.

POST 10 / ORIGINAL POSTEROriginal post

Here is a photo of completed job and reason why I removed the wheels and mufflers for more room. I only flipped the bolts on the driver side because there was really no advantage on the pass side. That muffler is easy. Plug number 6 seems to be the hardest to change. Mufflers are so easy to remove that there is no reason not to for a DIY plug change. It also helps ensure you dont damage the coilpacks or wiring. Not sure if I want to do the PSE tube. Im enjoying the stock exhaust for now. There was a small amout of oil on one of the cam solenoids but could not tell where it came from. Cleaned and no more so I have no idea?? Plugs had also been changed before. Only one more thing left for my 50000 mile service. I do the brake fluid flush this weekend.

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