Cutlass V6-191 3.1L VIN M SFI (1998)
2. Install the exhaust manifold.
3. Install the exhaust manifold nuts.
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Tighten the exhaust manifold nuts to 16 Nm (12 ft. lbs.).
NOTICE: Refer to Fastener Notice in Service Precautions.
4. Install the exhaust manifold heat shield.
5. Install the exhaust manifold heat shield nuts.
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Tighten the exhaust manifold heat shield nuts to 10 Nm (89 inch lbs.).
6. Install the exhaust crossover pipe to the manifold.
7. Install the exhaust crossover pipe heat shield.