Tahoe 4WD V8-393 6.5L DSL Turbo VIN S (1995)
Compressor Shaft Seal: Service and Repair
With HR100T/HR110MD Compressor
Shaft Seal Design
The shaft seal is a lip seal, one piece design.
Seal Leak Detection
A shaft seal should not be changed because of small amounts of oil found on an adjacent surface. Only change a shaft seal when a leak is found by using
an approved leak Detector, J 39400 or equivalent.
On-Vehicle
Remove or Disconnect
1. Recover Refrigerant using J 39500-GM.
2. Loosen and reposition compressor in mounting brackets, if necessary.
3. Remove Optional Dust Cover and Clutch Plate and Hub assembly from compressor as described in Minor Repairs.
4. Remove the shaft seal seat retainer ring, using Snap Ring Pliers J 5403.
5. Thoroughly clean inside of compressor neck area and O-ring groove surrounding the shaft, the exposed portion of the seal seat and the shaft itself.
Any dirt or foreign material getting into compressor may cause damage.
6. Remove Lip Seal:
