K 2500 Truck 4WD V8-6.5L DSL Turbo VIN S (1998)
Hydraulic Brake Booster: Service and Repair
Brake Booster Push Rod Gauging Procedure (Hydr. Brk Bstr)
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Tools Required
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J 37839 Push Rod Height Gauge
Gauge the piston rod. Use the J 37839. Check the maximum and minimum rod length.
If the piston rod is not within limits, replace the rod with a service adjustable piston rod. Adjust the replacement rod to the correct measurement.
