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 MANUALSCHEVROLET1987FORWARD CONTROL 4.8 T, AUTOMATIC, 400/M40REPAIR AND DIAGNOSIS (SINGLE PAGE)ENGINE PERFORMANCESYSTEMFUEL INJECTION SYSTEM - TBIOVERHAULDISASSEMBLY (MODEL 220)FUEL INJECTOR
1987 Chevrolet Forward Control 4.8 T, Automatic, 400/M40
Fuel Injector
1987 Chevrolet Forward Control 4.8 T, Automatic, 400/M40SECTION Fuel Injector
- With fuel meter cover gasket in place, use a screwdriver to carefully pry injectors away from fuel meter body. Carefully lift injectors out with a twisting motion. See Fig 1.
- Remove small "O" ring from nozzle end of injector. Carefully rotate injector filter back and forth to remove from base of injector. Remove large "O" ring and back-up washer from top of injector cavity.
RENDER: 1.0x
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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.