Cutlass L4-138 2.3L VIN A FI HP (1990)
Exhaust Manifold
8. Remove exhaust manifold to cylinder head retaining nuts.
9. Remove exhaust manifold, lower heat shield, seals and gaskets.
10. Clean all sealing surfaces.
TRANSFER PARTS
If replacing exhaust manifold, transfer the following:
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Oxygen sensor. Coat threads of sensor with Anti-Seize Compound GM P/N 5613695 or equivalent.
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Lower heat shield.
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Exhaust manifold studs.
Manual Transmission
