My box resists shifting on cold mornings

[Jamesp]

Originally Posted by Reebuck1

If you are not using Porsche approved transmission oil that could be your problem. I had the issue and switched oil and it cleared up the issue for me.

Do you have the name of the oil? I'm assuming the oil in my transmission is from whenever the dealer would have changed it last.

[Smallblock454]

Originally Posted by Jamesp

Do you have the name of the oil? I'm assuming the oil in my transmission is from whenever the dealer would have changed it last.

Shell Spirax S5 ATE 75W-90

Please note that there are different Shell Spirax ATE oils available. You'll need the S5 with API GL-4/5 spec and Porsche homologation.

Regards from germany
Markus