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GM Mobility Reimbursement ProgramExhaust Manifold Cleaning and Inspection (LAF, LEA, or LUK) Exhaust Exhaust Manifold
Note:Do not reuse the exhaustmanifold-to-cylinder head gaskets. Uponinstallation of the exhaust manifold, install a NEW gasket. Animproperly installed gasket or leaking exhaust system may effectOn-Board Diagnostics-(OBD) II systemperformance.Remove the oxygen sensor prior to cleaning the manifold. D ...