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Car drifts to the right

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

Discussion summary

YOUR RESEARCHCar drifts to the right

Reported or suspected cause

tire or the fact

Reported cause

No successful repair reported for this finding.

1
Identified cause
0
Suspected cause
0
Reported fixes
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 report identifying a cause
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.

Reported cause

I also am running Bridgestone - S03s and was told it was the tire or the fact that this year Porsche does not have adjustable caster alignment

Car drifts to the right
Frequently discussed work

Check tire preasure and it is equal

No successful repair reported for this finding.

0
Reported fixes
0
Unsuccessful attempts
1
Discussions
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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

I've checked tire preasure and it is equal on the fronts and backs (front are at 34 cold and backs are at 36 cold).

Car drifts to the right
Read full discussion summary

Leading evidence: 'tire or the fact' (1 discussions report identifying this cause; no attributable repair resolution). Across 1 matching discussions, the most frequently mentioned possible cause is 'tire or the fact' (1 discussions; 1 report identifying it and 0 suggest it). The most frequently discussed action is 'Check tire preasure and it is equal' (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 · 8 captured posts examined · 0 partial discussions

Compare 2 other evidence results

Check tire preasure and it is equal

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

I've checked tire preasure and it is equal on the fronts and backs (front are at 34 cold and backs are at 36 cold).

Car drifts to the right

Run may be even

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

The tire pressures you're running may be even but the rears are well below the reccomended psi...stock setup is 36f & 44r.

Car drifts to the right
Frequently discussed actions (2)

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

Check tire preasure and it is equal

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

I've checked tire preasure and it is equal on the fronts and backs (front are at 34 cold and backs are at 36 cold).

Car drifts to the right

Run may be even

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

The tire pressures you're running may be even but the rears are well below the reccomended psi...stock setup is 36f & 44r.

Car drifts to the right
Reported and suspected causes (1)

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

tire or the fact

No successful repair reported for this finding.

1
Identified cause
0
Suspected cause
0
Reported fixes
Read evidence and context
Discussions that report identifying a cause
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.

Reported cause

I also am running Bridgestone - S03s and was told it was the tire or the fact that this year Porsche does not have adjustable caster alignment

Car drifts to the right
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.

8 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: 20261027T165639Z · outcome-qualification-6. Deterministic extraction; no AI model inference. How we use sources

POST 1 / ORIGINAL POSTEROriginal post

I have a 1999 C2 Cab with stock 17" wheels. About a month ago, I got new tires (Bridgestone RE750's) and had an allignment. This is my daily driver so I've driven it quite a lot since I got the new tires and alighment. I've noticed that the car drifts to the right. It feels as if it's actually pulling a little bit. I feel like I have to steer a little bit to the left to keep it in line. I wanted to make sure it just wasn't tracking a groove on the road. That's why I've waited several weeks before posting this question. It's definitely going to the right on its own! I've called the alignment shop (a very reputable shop in Northern California called "Custom Alignment") and they indicated that the 996 does not have adjustable caster alignment so they cannot fix this drift. It's still under warranty so I can have them recheck the alignment for me. I've checked tire preasure and it is equal on the fronts and backs (front are at 34 cold and backs are at 36 cold). Any suggestions? -- larry

POST 2Original post

Could also be rear toe is off on one side. The rear eccentrics are a pretty goofy (but common) setup, and it's easy for them to go out of adjustment. That would be my guess. I don't think caster would affect drifting while driving in a straight-line. Good luck!

POST 3Original post

Have you tried driving on a totally flat area?

POST 4Original post

A lot of the roads in the Bay Area are slanted slightly to the right for drainage. With high performance tires it feels like the car is more sensitive to this. Don't know if this is for real, but I've been in a similar spot with more than one car -- alignment always seems to be ok when I check it. Next time I may check what Arenared said.

POST 5Original post

Exactly. The crown in the center of the road will make a car with a nice suspension and alignment setup veer right.

POST 6Original post

The tire pressures you're running may be even but the rears are well below the reccomended psi...stock setup is 36f & 44r. I know everyone tinkers with this to suit their driving style but only 2 psi difference is questionable. Most owners will try to stay around the 8psi difference between f & r, give or take a couple of pounds. Remember the 996 is very heavy rear weighted and while many people scoff at the 44psi reccomended by Porsche...after a little bit of testing it does seem to be the best for my car. When Custom did the alignment they didn't catch the low rear pressure? I'm surprised, I hear they have a pretty good rep....

POST 7Original post

you may have a "radial pull" from one of the tires...try swapping the 2 fronts and see if it pulls to the left..if so return the tire.. if it goes straight...drive!!!

POST 8Original post

I have the exact same issue. I added PSS suspension and felt that the car started to pull to the right. I had it corner balanced and re aligned and it still pulls slightly to the right. I also am running Bridgestone - S03s and was told it was the tire or the fact that this year Porsche does not have adjustable caster alignment Let me know if you resolve this.

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