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 MANUALSPONTIAC1987FIERO BASE, STANDARD, MG3REPAIR AND DIAGNOSIS (SINGLE PAGE)ENGINE MECHANICALMECHANICAL2.8L V6 - VINS [S,W,9]REMOVAL & INSTALLATIONINTAKE MANIFOLDINSTALLATION
1987 Pontiac Fiero Base, Standard, MG3
Intake Manifold: Installation
1987 Pontiac Fiero Base, Standard, MG3SECTION Installation
- Clean sealing surfaces on cylinder head, valve covers and intake manifold. Apply bead of RTV sealer on front and rear ridges of cylinder block. Install new intake manifold gaskets on cylinder heads. Hold in place by extending bead of RTV sealer onto gasket ends. When applying sealer, keep out of bolt holes to prevent hydraulic lock of retaining bolts.NOTE: Intake manifold gaskets are marked Right Side and Left Side. Top of each gasket will have to be cut to install behind push rods. See Fig 1.
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.