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Chevy Truck
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1987
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Astro Van M L4-151 2.5L
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Repair and Diagnosis
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Brakes and Traction Control
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Hydraulic System
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Brake Proportioning/Combination Valve
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Technical Service Bulletins
Brake Proportioning/Combination Valve: Technical Service Bulletins
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Brakes - Improved Loaded Vehicle Performance
Brakes - Enhanced Braking Performance
Overview
Service Procedure 1985-1986 Models
Service Procedure 1987 Models