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 MANUALSGMC1984VALUE VAN P3500, 6.2 J, AUTOMATIC, 475/M40REPAIR AND DIAGNOSIS (SINGLE PAGE)ENGINE PERFORMANCESPECIFICATIONSE2ME 2-BBL SPECIFICATIONCARBURETOR SPECIFICATIONS3.0L V6, (VIN E) CARBURETOR NO. 17085192 W/3-SPD.A.T.
1984 GMC Value Van P3500, 6.2 J, Automatic, 475/M40
3.0L V6, (VIN E) Carburetor No. 17085192 W/3-SPD.A.T.
1984 GMC Value Van P3500, 6.2 J, Automatic, 475/M40SECTION 3.0L V6, (VIN E) Carburetor No. 17085192 W/3-SPD.A.T.
3.0L V6, (VIN E) CARBURETOR NO. 17085192 W/3-SPD.A.T.
| Application | Specification | ||||||
|---|---|---|---|---|---|---|---|
| Engine | |||||||
| TPS | .57 Volts, ISC retracted at slow idle. | ||||||
| ISC | |||||||
| Min. | 500, In Drive. | ||||||
| Max. | 1350, In Drive. | ||||||
| Idle Mixture (1) | |||||||
| Lean Screw | 1.304 | ||||||
| Idle Screw | Preset at 3 turns. (2) | ||||||
| Vacuum Break | |||||||
| Primary | 27° | ||||||
| Secondary | 25° | ||||||
|
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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.