Is it safe to drive a Ford F150 with a transmission leak?
Is it safe to drive a Ford F150 with a transmission leak? Conclusion: F150 Transmission Leak Diagnosis. If your Ford F150’s transmission is leaking directly from the transmission pan (far and away the most common area), than it is safe to drive. it should still be fixed right away. Enough transmission fluid leaking anywhere can be dangerous. What to do when your F150 shakes and shudders? Replace joints by removing the bolts and nuts from the end of the drive shaft, then remove the shaft itself. The joints will remain attached to the drive shaft. Spray WD-40 on the joints...