POTENTIAL CAUSE(S)
CHECK THESE FIRST:
1. HIGH TRANSMISSION OIL LEVEL
Reduce transmission oil level if necessary.2. LEAKING TRANSMISSION GASKET
Have manual transmission gasket professionally replaced.CHECK THIS NEXT:
3. LEAKING REAR TRANSMISSION SEAL
Have rear transmission seal professionally replaced.CHECK THIS LAST:
4. LEAKING SPEEDOMETER CABLE SEAL
Have speedometer cable seal professionally replaced.