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TRANSFER CASE LEAK DIAGNOSIS Transfer Case Leak Diagnosis to Cleaning and Inspection. 2. Replace the sun gears if they are faulty. Refer to Transfer Case Disassemble and Transfer Case Cause Correction DEFINITION: A visible indication of an external fluid leak from the transfer case. 1. Inspect for the correct sealer and the correct amount of sealer on the plugs. 2. Install the plugs correctly. Refer to Transfer Case Fluid Replacement. Vehicle speed sensor (VSS) 1. Remove the VSS and inspect for the following conditions: Cross threaded Cut or damaged O-ring seal VSS over tightened causing deformation in the VSS Refer to Transfer Case Speed Sensor 2. Replace the VSS O-ring seal if it is faulty. Refer to Transfer Case Speed Sensor Replacement. 3. Replace the VSS if it is faulty. Refer to Transfer Case Speed Sensor Replacement. Rear output shaft seal 1. Inspect for the following conditions: Overfilled or improper transfer case fluid Blocked vent Seal improperly installed, worn or damaged Seal bore damaged or cracked Rear output shaft bushing for excessive wear Slip yoke seal surface for wear or pitting
2007 Hummer H3 2007 TRANSMISSION Transfer Case - BW 4493/4494 - H3
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