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 MANUALSCHEVROLET1983CITATION 4D HATCHBACK, 2.5 R, AUTOMATICREPAIR AND DIAGNOSIS (SINGLE PAGE)ENGINE PERFORMANCESYSTEMCATALYTIC CONVERTERMAINTENANCESHELL REPLACEMENT
1983 Chevrolet Citation 4D Hatchback, 2.5 R, Automatic
Shell Replacement
1983 Chevrolet Citation 4D Hatchback, 2.5 R, AutomaticSECTION Shell Replacement
- Remove bottom cover by making a shallow cut close to the bottom outside edge. See Fig 1 . A shallow cut is required to avoid damage to inner shell.
- Remove insulation and check inner shell for damage. If damage to inner shell is found, the entire catalytic converter must be replaced.
- If no damage is found, position new insulation into replacement cover. Apply a heat resistant sealer around edge of cover, using extra sealer at front and rear of pipe openings.
- Install replacement cover on converter and position retaining channel along edges. Complete installation by attaching clamps, provided with replacement cover, to both ends of converter.
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.