Manual Shift Shaft and Seal Replacement

WARNING: This page is about a different car, the 2010 GMC Sierra, 2010 GMC Cab & Chassis Sierra, 2010 Chevrolet Silverado, and 2010 Chevrolet Cab & Chassis Silverado. However, it is still accessible from the selected car via links, so may be relevant.

Fig 1: Manual Shaft & Seal

Courtesy of GENERAL MOTORS CORP.

Callout	Component Name
Preliminary Procedures Raise and support the vehicle. Refer to Lifting and Jacking the Vehicle . Remove the transmission fluid pan. Refer to Automatic Transmission Fluid, Fluid Pan and/or Filter Replacement . Remove the control valve body. Refer to Control Valve Lower Body and Upper Body Replacement .
1	Manual Shift Shaft Pin Procedure Discard the pin. Replace with NEW pin. "Walk" the pin out using side cutters.
2	Manual Shaft Detent Lever Hub Pin Procedure Discard the pin. Replace with NEW pin. "Walk" the pin out using side cutters.
3	Manual Shift Shaft Tip: The manual shaft must be removed to replace the manual shaft seal.
4	Manual Shift Shaft Seal Procedure Use the J 45201 to remove the seal from the transmission case. Use the DT 47770 to install the seal into the transmission case. Special Tools DT 47770 Seal Installer J 45201 Cooler Line Seal Remover