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Discussion summary
YOUR RESEARCHCoolant loss- Oil Separater problems 1999 C4
Leading reported evidence
Replace very quietly by porsche
Performed · outcome unconfirmed
No successful repair reported for this finding.
0
Reported fixes
0
Unsuccessful attempts
1
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Discussions that performed work without a confirmed outcome
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Performed · outcome unconfirmed
I thought it was traced to a bad mould and all effected engines were recalled/replaced very quietly by Porsche.
Leading evidence: 'Replace very quietly by porsche' (no explicit attributable resolution; this is a reported action or suggestion). Across 1 matching discussions, The most frequently discussed action is 'Repair coincidently through the opc network' (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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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
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0 discussions have direct query context; 0 report a fix in that context. Other evidence may inherit the discussion’s subject.
Suggestion · Original poster
It was sold last year soon after the repair, coincidently through the OPC network with a full 12 months OPC warranty ??
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.
Porsche Club GB: 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: 20261026T172408Z · outcome-qualification-6. Deterministic extraction; no AI model inference. How we use sources
My car is currently " sick" , after experiencing sudden loss of coolant, it was recovered to the dealer, who replaced the coolant expansion tank and reported some oil in the coolant. Upon further investigation the oil coolers where all gunged up and a clean up operation and replacement took place. However my car is still loosing coolant, I think either through the " head gasket" or possibly a porous crank casing ?
My question is ? has anybody else suffered such a failure and what was the final resolution?.
Charlie,
There was a lot of rumours in the City re rearly 996' s having pourous blocks in 1999/2000, I got a lot of stick from the City TVR boys.
I thought it was traced to a bad mould and all effected engines were recalled/replaced very quietly by Porsche. What year is your car?
Alternately it could be because the car has been driven to slowly!!!
Regards
Thanks Kevin, I knew you would understand ?? The Rennlist site does indicate an number of 1999 cars have experienced this problem, maybe mine is just another statistic. Its out of warrently but hopefully Porsche Cars GB will assist in the rather large expected bill ?
Charlie,
Seriously I think if your car is low mileage I' d really push on the goodwill claim issue, clearly this was a known issue on early cars.
I' d push every button, PCGB member, active on the forum, you' d thought they had changed all the effected engines, unresolved issues like this can really wreck residuals when they become known to the wider car buying community etc.etc.
Best of luck.
Charlie
I picked up on your saga whilst looking for other people suffering similar problems. I have a 1998 C2 that has dumped its coolant into the oil due to cracked cylindar liners. It all started with oil being deposited in the expansion tank.
Did they ever trace the fault on your car and do you mind me asking if Porsche assisted with the repair?
Craig
Craig,
Sorry to say, my fault was a "cracked cylinder head", how it happened, without any warning lights I will never know, all I know, it cost me £5500 to repair, with no help from Porsche AG, despite writing personally to Andy Goss himself. My car was purchased outside of the Porsche network and they didn't care, because they had a "get out clause"
It was sold last year soon after the repair, coincidently through the OPC network with a full 12 months OPC warranty ??
If your car was purchased from an OPC, you may be in luck for a goodwill claim.
Give me a call offline (Assist RO Region 17) phone number in Porsche Post and I can discuss further
Charlie
Grant,
I got the job done by the OPC, the potential offer of "goodwill" was a deciding factor.
I currently have a very nice 944 Turbo, but have a Boxster coupe on order for next year,
I haven't learnt from my mistakes
charlie
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