tiptronic transmission shift normal when car is cold,when warmed up 3rd gear slipps
HI all,
i have a problem with my 99 boxster,it shifts normal when the car sits for a while and when i drive for about 5 kms and up the 3rd gear wont engage,it slipps
and again when it sits for a half hour it shifts normal
please advise if you have any suggestions
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