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Home >> Buick >> 1986 >> Century V6-173 2.8L >> Repair and Diagnosis >> Powertrain Management >> Emission Control Systems >> Exhaust Gas Recirculation >> Testing and Inspection >> Test Description
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Test Description


Refer to ``Control Switches and Valves'' to test vacuum circuit controls and ``Computer Command Control (C-3) System,'' ``Electronic Fuel Injection'' or ``Diesel Electronic Control (DEC) System'' for EGR control solenoid tests.