While it’s possible I’d say unlikely, you’d have already known it by now.
Driving up a hill all is going we’ll until you continue to depress the accelerator and engine speed increases with no increase in road speed.

Or if it’s worn and slipping you’d also smell it.


1951 GMC 250 in the Project Journals
1948 Chevrolet 6400 - Detroit Diesel 4-53T - Roadranger 10 speed overdrive - 4 wheel disc brakes
1952 Chevrolet 3800 pickup
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"First, get a clear notion of what you desire to accomplish, and then in all probability you will succeed in doing it..." -Henry Maudslay-