K 1500 Truck 4WD V8-5.7L VIN R (1997)
Transmission Mount: Testing and Inspection
Transmission Mount Diagnosis - NV4500 Manual Transmission
1. Raise the vehicle and try to move the extension housing up and down.
2. If the plate is loose on the crossmember, tighten the bolts.
3. If the rubber mount is split or spongy, replace the mount.