GM Service Manual Online
For 1990-2009 cars only
Makes
🢒
GMC_Truck
🢒
1999
🢒
GMC K Pickup - 4WD
🢒
Transmission/Transaxle
🢒
Automatic Transmission - 4L80-E
🢒 Torque Converter Clutch Valve and Spring Replacement
Removal Procedure
Raise the vehicle. Refer to
Lifting and Jacking the Vehicle
in General Information.
Remove the transmission oil pan and the oil filter. Refer to
Automatic Transmission Fluid and Filter Replacement
.
Remove the valve bore plug retainer ring.
Remove the following parts:
4.1.
The valve bore plug.
4.2.
The TCC valve.
4.3.
The TCC valve spring.
Installation Procedure
Install the following parts:
1.1.
The TCC valve spring.
1.2.
The TCC valve.
1.3.
The valve bore plug.
Install the valve bore plug retainer ring.
Install the transmission oil pan and oil filter. Refer to
Automatic Transmission Fluid and Filter Replacement
.
Lower the vehicle.