2019 Abarth 595C 2018 MGS5 Trophy 2018 Mitsubishi Outlander PHEV SOLD 2005 Porsche Cayenne S SOLD 2000 Jeep GC SOLD 2010 Mazda MX5 Mk3.5 SOLD 2000 Porsche Boxster S SOLD 1987 Porsche 944 SOLD
Have you had the transmission off and changed the clutch plate? Sometimes they become contaminated, fury or the friction face of the pressure cover can become rusty... Sometimes this can be cured by several hill starts.
Clean it, wax it, love it, ENJOY it... then fix it