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CONTROL VALVE BODY CLEANING AND INSPECTION Clean and Inspect 1. Clean all removed parts with volatile mineral spirits or other similar cleaning agent. 2. Clean fluid passages by working a piece of soft wire through the passage and flushing with mineral spirits. Dry the passages with compressed air. 3. Inspect valves for wear, nicks, or scratches. Remove minor imperfections with a soft stone or crocus cloth. Replace any damaged valves. 4. Inspect springs for signs of overheating, permanent set, or wear. Replace suspect springs. 5. Inspect mating surfaces for nicks, burrs, scratches, or foreign matter. Remove any defects with crocus cloth or a soft stone. Replace damaged parts. 6. Inspect bores for wear, scratches, and grooves. Remove scratches and burrs with crocus cloth. Replace deeply grooved or scratched parts. 7. Inspect threaded parts for burred or damaged threads. Remove burrs with a soft stone or fine file. 8. Inspect threaded openings for damaged threads. Correct damaged threads with a correctly sized tap. Pressure Control Solenoid 1 (PCS1)/PSC2 and the Torque Converter Clutch (TCC) PCS Retaining Bracket Inspection NOTE: Refer to Transmission Control Valve Body Overhaul Notice .
2008 Chevrolet Silverado 1500 2008 TRANSMISSION Automatic Transmission - Allison - Cab & Chassis Sierra, Cab & Chassis Silverado, Sierra & Silverado
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