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Bigdav160 · 10-15-2018, 08:19 PM

Truck yokes have a vent hole in the rear plug.

Truck transmissions use a yoke sleeve to keep them from leaking through the splines and out the hole in the yoke.

Install a sleeve on the output shaft or plug the hole with silicone sealer

10-15-2018, 08:19 PM	#4
Bigdav160 Registered User Join Date: Apr 2011 Location: Klein Texas Posts: 3,852	Re: Transmission issue 4L60 Truck yokes have a vent hole in the rear plug. Truck transmissions use a yoke sleeve to keep them from leaking through the splines and out the hole in the yoke. Install a sleeve on the output shaft or plug the hole with silicone sealer __________________ My Classics: '72 K20 Suburban + '65 Dodge Town Wagon '72 Corvette Roadster +'67 Corvette Roadster '73 Z-28 Camaro '63 Ford SWB Uni Pickup '50 Ford Coupe