Astro Van 2WD V6-4.3L VIN X (2002)
5. Remove the nuts from the exhaust manifold studs (right side).
6. Disconnect the collars from the exhaust manifold studs (right side).
7. Remove the nuts from the exhaust manifold studs (left side).
8. Disconnect the collars from the exhaust manifold studs (left side).
9. Remove the catalytic converter assembly from the muffler assembly.
10. Remove the catalytic converter assembly from the exhaust manifolds.
11. Lower the front of the catalytic converter assembly.