Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
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HOMESERVICE MANUALSCHEVROLET1987STEP VAN P20, 6.2 J, STANDARDREPAIR AND DIAGNOSIS (SINGLE PAGE)TRANSMISSIONAUTOMATIC TRANSOVERHAUL - THM 400COMPONENT DISASSEMBLY & REASSEMBLYCONTROL VALVE ASSEMBLYNOTES
1987 Chevrolet Step Van P20, 6.2 J, Standard
Control Valve Assembly: Notes
1987 Chevrolet Step Van P20, 6.2 J, StandardSECTION Notes
NOTE:
As each valve is removed, place parts in order for reassembly reference. Valves and springs are not interchangeable. All components must be laid out on a clean surface in exact sequence as they were removed
RENDER: 1.0x
NO RELATED
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.